Page last updated: 2024-12-06

9-aminocamptothecin

Description Research Excerpts Clinical Trials Roles Classes Pathways Study Profile Bioassays Related Drugs Related Conditions Protein Interactions Research Growth Market Indicators

9-aminocamptothecin is a synthetic derivative of camptothecin, a natural alkaloid isolated from the Chinese tree Camptotheca acuminata. It has been shown to exhibit potent anticancer activity, primarily through its ability to inhibit topoisomerase I, an enzyme essential for DNA replication and repair. 9-aminocamptothecin has been investigated in clinical trials for its potential use in treating various cancers, including colorectal, lung, and ovarian cancer. Its mechanism of action involves binding to topoisomerase I and stabilizing a cleaved DNA-topoisomerase I complex, thereby blocking DNA replication and ultimately leading to cell death. However, 9-aminocamptothecin suffers from poor water solubility and rapid metabolism, which limits its therapeutic efficacy. Ongoing research aims to overcome these limitations by developing novel derivatives and formulations with improved pharmacokinetic properties. The compound is also being studied for its potential synergistic effects when combined with other anticancer therapies.'

Cross-References

ID SourceID
PubMed CID72402
CHEMBL ID274070
CHEBI ID80755
SCHEMBL ID26578
MeSH IDM0214214

Synonyms (66)

Synonym
nsc-603071
1h-pyrano[3',7]indolizino[1,2-b]quinoline-3,14(4h,12h)-dione, 10-amino-4-ethyl-4-hydroxy-, (s)-
nsc-629971
mls002702905 ,
9-amino-20(s)-camptothecin
NCI60_004578
idec-132
9-aminocamptothecin ,
1h-pyrano(3;,4':6,7)indolizino(1,2-b)quinoline-3,14(4h,12h)-dione, 10-amino-4-ethyl-4-hydroxy-, (s)-
camptothecin, 9-amino-
(s)-10-amino-4-ethyl-4-hydroxy-1h-pyrano(3;,4':6,7)indolizino(1,2-b)quinoline-3,14(4h,12h)-dione
9-nh2-camptothecin
10-amino-4(s)-4-ethyl-4-hydroxy-1h-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4h,12h)-dione
91421-43-1
nsc603071
9-amino-20-(s)-camptothecin
smr000445687
9-amino-camptothecin
MLS000728575
9-amino-cpt
nsc 603071
BRD-K09291936-001-07-5
chebi:80755 ,
CHEMBL274070 ,
aminocamptothecin
9-aminocamptothecan
cid_72402
bdbm50008936
10-amino-4-ethyl-4-hydroxy-1,12-dihydro-4h-2-oxa-6,12a-diaza-dibenzo[b,h]fluorene-3,13-dione
(s)-10-amino-4-ethyl-4-hydroxy-1,12-dihydro-4h-2-oxa-6,12a-diaza-dibenzo[b,h]fluorene-3,13-dione
(s)-10-amino-4-ethyl-4-hydroxy-1h-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4h,12h)-dione
A843867
NCGC00247552-01
HMS2220K11
unii-5mb77ice2q
5mb77ice2q ,
AKOS015896595
S2653
10-amino-4(s)-4-ethyl-4-hydroxy-1h-pyrano(3',4':6,7)indolizino(1,2-b)quinoline-3,14(4h,12h)-dione
HMS3339H11
SCHEMBL26578
1h-pyrano(3',4':6,7)indolizino(1,2-b)quinoline-3,14(4h,12h)-dione, 10-amino-4-ethyl-4-hydroxy-, (4s)-
9-aminocamptothecin [mi]
9-aminocamptothecin [who-dd]
FUXVKZWTXQUGMW-FQEVSTJZSA-N
9-amino camptothecin
J-504140
(s)-10-amino-4-ethyl-4-hydroxy-1,12-dihydro-14h-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4h)-dione
mfcd00909855
AC-33991
(s)-10-amino-4-ethyl-4-hydroxy-1h-pyrano[3',4':6,7]-indolizino[1,2-b]quinoline-3,14(4h,12h)-dione
CS-7784
DB12515
HY-100309
DTXSID10873202
Q27149808
AS-14292
BCP09002
(19s)-8-amino-19-ethyl-19-hydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione
9-amino-2(s)-camptothecin
HMS3749C03
EX-A4335
1h-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4h,12h)-dione,4-ethyl-4-hydroxy-9-nitro-
9-amino-cpt (9-aminocamptothecin)
F11420
9-amino-cpt;9-amino-20(s)-camptothecin

Research Excerpts

Pharmacokinetics

ExcerptReferenceRelevance
" In the present investigation, the pharmacokinetic behavior of CA, its sodium salt CA, AC, and MC in mice was characterized using specific liquid chromatographic assays which permitted determination of the intact lactone and opened ring carboxylate forms of these compounds."( Pharmacokinetics of the 9-amino and 10,11-methylenedioxy derivatives of camptothecin in mice.
Malspeis, L; Supko, JG, 1993
)
0.29
" Fifteen patients underwent extended pharmacokinetic sampling to determine the distribution and elimination kinetics of 9-AC."( Pharmacodynamics and pharmacokinetics of a 72-hour infusion of 9-aminocamptothecin in adult cancer patients.
Allegra, CJ; Arbuck, SG; Band, RA; Cantilena, LR; Chen, AP; Dahut, W; Grem, JL; Hamilton, JM; Harold, N; Liang, MD; Lieberman, R; Marino, MT; Nakashima, H; Takimoto, CH, 1997
)
0.54
" Pharmacokinetic analysis of total 9-AC showed highly variable apparent oral 9-AC clearance and half-life."( Phase I clinical and pharmacokinetic study of oral 9-aminocamptothecin (NSC-603071).
Fleming, GF; Iyer, L; Janisch, L; Mani, S; Ratain, MJ; Schilsky, RL; Wang, X, 1998
)
0.55
" The proposed method has been implemented in a phase I clinical trial for pharmacokinetic evaluation of this potential new drug."( High-performance liquid chromatographic analysis of the investigational anticancer drug 9-aminocamptothecin, as the lactone form and as the total of the lactone and the hydroxycarboxylate forms, in micro-volumes of human plasma.
Beijnen, JH; Bult, A; Herben, VM; Hillebrand, MJ; ten Bokkel Huinink, WW; van Gijn, R, 1998
)
0.52
"Our data indicate that the large interindividual pharmacodynamic variability in response to 9-aminocamptothecin is caused mainly by a variability in kinetic characteristics, suggesting that a kinetic-dynamic guided study design is warranted in future clinical investigations."( Clinical pharmacokinetics of encapsulated oral 9-aminocamptothecin in plasma and saliva.
Dallaire, BK; de Jonge, MJ; Loos, WJ; Sparreboom, A; Verweij, J, 1999
)
0.78
" To investigate a pharmacokinetic interaction between 9-AC and anticonvulsants, and to evaluate the pharmacodynamics of 9-AC, we investigated the clinical pharmacology of 9-AC, administered by a 72-h infusion, in three Phase II studies."( Pharmacokinetics and pharmacodynamics of 9-aminocamptothecin infused over 72 hours in phase II studies.
Lad, TE; Minami, H; Nicholas, MK; Ratain, MJ; Vokes, EE, 1999
)
0.57
" Pharmacokinetic measurements were performed on days 1 and 5 of the first cycle and on day 4 of subsequent cycles using high-performance liquid chromatography."( Phase I and pharmacokinetic study of a daily times 5 short intravenous infusion schedule of 9-aminocamptothecin in a colloidal dispersion formulation in patients with advanced solid tumors.
Beijnen, JH; Herben, VM; Hillebrand, MJ; Lieverst, J; Porro, MG; Schellens, JH; Schoemaker, NE; Schot, M; ten Bokkel Huinink, WW; van Gijn, R, 1999
)
0.52
" Only 2+/-1% of 9-AC released from the polymer conjugate was detected in the small intestine (SI), and the mean peak concentration of free 9-AC was 45-fold higher than that from released drug."( Biodistribution and pharmacokinetics of colon-specific HPMA copolymer--9-aminocamptothecin conjugate in mice.
Gao, SQ; Kopecek, J; Kopecková, P; Lu, ZR, 2007
)
0.57
"A pharmacokinetic model delineated the impact of GI transit, drug absorption rate, and first-pass metabolism on drug disposition following oral administration of HPMA copolymer-9-AC conjugate in rats."( Pharmacokinetic modeling of absorption behavior of 9-aminocamptothecin (9-AC) released from colon-specific HPMA copolymer-9-AC conjugate in rats.
Gao, SQ; Kopecek, J; Kopecková, P; Peterson, CM; Sun, Y, 2008
)
0.6
" pharmacokinetic data on 670 drugs representing, to our knowledge, the largest publicly available set of human clinical pharmacokinetic data."( Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
Lombardo, F; Obach, RS; Waters, NJ, 2008
)
0.35
"The 23 patients for a single-dose pharmacokinetic experiment were divided into 3 dosing cohorts."( A phase I pharmacokinetics study of 9-nitrocamptothecin in patients with advanced solid tumors.
Chen, P; Huang, C; Li, K; Liu, M; Wang, L; Xue, J; Yan, Z; Zhu, Z, 2011
)
0.37
"In the single-dose pharmacokinetic study, the mean ± SD 9-nitrocamptothecin C(max) were 94."( A phase I pharmacokinetics study of 9-nitrocamptothecin in patients with advanced solid tumors.
Chen, P; Huang, C; Li, K; Liu, M; Wang, L; Xue, J; Yan, Z; Zhu, Z, 2011
)
0.37

Bioavailability

ExcerptReferenceRelevance
" The assays were developed to enable pharmacological analysis of 9AC in a bioavailability and oral phase I study in patients with solid tumors."( Determination of the lactone and lactone plus carboxylate forms of 9-aminocamptothecin in human plasma by sensitive high-performance liquid chromatography with fluorescence detection.
Loos, WJ; Nooter, K; Schellens, JH; Sparreboom, A; Stoter, G; Verweij, J, 1997
)
0.53
"We conclude that this formulation is not suitable for further clinical development because of poor bioavailability and highly variable and/or saturable absorption or elimination."( Phase I clinical and pharmacokinetic study of oral 9-aminocamptothecin (NSC-603071).
Fleming, GF; Iyer, L; Janisch, L; Mani, S; Ratain, MJ; Schilsky, RL; Wang, X, 1998
)
0.55
" In view of this observation, the pharmacokinetics and oral bioavailability of 9-AC polyethylene glycol 1000 capsules were evaluated in 12 patients with solid tumors."( Pharmacokinetics and bioavailability of oral 9-aminocamptothecin capsules in adult patients with solid tumors.
de Jonge, MJ; Loos, WJ; Nooter, K; Porro, MG; Punt, CJ; Sparreboom, A; Verweij, J, 1998
)
0.56
" Recently, a bioavailability of approximately 48% for the oral PEG-1000 formulation was reported."( Phase I and pharmacologic study of oral (PEG-1000) 9-aminocamptothecin in adult patients with solid tumors.
Dallaire, BK; de Jonge, MJ; Gelderblom, AH; Loos, WJ; Planting, AS; Punt, CJ; Sparreboom, A; van Beurden, V; van der Burg, ME; van Maanen, LW; Verweij, J; Wagener, DJ, 1999
)
0.56
"0 mg/m2 over 5 min) was recently characterized in 12 patients in a bioavailability study."( Role of erythrocytes and serum proteins in the kinetic profile of total 9-amino-20(S)-camptothecin in humans.
Brouwer, E; Dallaire, BK; de Jonge, MJ; Gelderblom, HJ; Loos, WJ; Sparreboom, A; Verweij, J, 1999
)
0.3
" The mean absorption rate was reduced to 89 +/- 16% of control in response to a sublethal 4 Gy TBI and dropped to 47."( Nuclear scintigraphic assessment of intestinal dysfunction after combined treatment with 9-amino-20(S)-camptothecin (9-AC) and irradiation.
Kirichenko, AV; Mason, K; Rich, TA; Straume, M; Teates, CD, 2000
)
0.31
" The mean bioavailability of total 9-ACCD was 68."( Phase I and pharmacological study of oral 9-aminocamptothecin colloidal dispersion (NSC 603071) in patients with advanced solid tumors.
Abbruzzese, JL; Madden, TL; Newman, RA; Tran, HT; Xiong, HQ, 2003
)
0.58
" There was no significant difference between released and free drug for the area under the concentration-time curve (AUC) and bioavailability values."( Biodistribution and pharmacokinetics of colon-specific HPMA copolymer--9-aminocamptothecin conjugate in mice.
Gao, SQ; Kopecek, J; Kopecková, P; Lu, ZR, 2007
)
0.57
"Drug distribution in the gastrointestinal (GI) tract and the plasma concentration-time profile of 9-AC released from the HPMA copolymer conjugate were predicted using the degradation, transit, and absorption rate constants in cecum."( Pharmacokinetic modeling of absorption behavior of 9-aminocamptothecin (9-AC) released from colon-specific HPMA copolymer-9-AC conjugate in rats.
Gao, SQ; Kopecek, J; Kopecková, P; Peterson, CM; Sun, Y, 2008
)
0.6

Dosage Studied

ExcerptRelevanceReference
" Intact lactone plasma levels achieved after dosing with the lactone form of CA and its 9-amino and 10,11-methylenedioxy derivatives exceeded the far less active carboxylate at all times."( Pharmacokinetics of the 9-amino and 10,11-methylenedioxy derivatives of camptothecin in mice.
Malspeis, L; Supko, JG, 1993
)
0.29
" The dosing regimen recommended for Phase II trials of the 9AC CD formulation is 54."( Phase I trial of the colloidal dispersion formulation of 9-amino-20(S)-camptothecin administered as a 72-hour continuous intravenous infusion.
Bryant, M; Eder, JP; Kufe, DW; Lynch, T; Shulman, LN; Supko, JG; Vosburgh, E; Xu, G, 1998
)
0.3
" Serial plasma samples were collected up to 55 h after dosing and analyzed for 9-AC by liquid chromatography."( Pharmacokinetics and bioavailability of oral 9-aminocamptothecin capsules in adult patients with solid tumors.
de Jonge, MJ; Loos, WJ; Nooter, K; Porro, MG; Punt, CJ; Sparreboom, A; Verweij, J, 1998
)
0.56
" A modest increase in CPT dosage was possible by choosing the best tolerated time to administer the radiation sensitizer."( Radiation enhancement by 9-aminocamptothecin: the effect of fractionation and timing of administration.
Kirichenko, AV; Rich, TA, 1999
)
0.61
" In vitro experiments indicated that this phenomenon was associated with a substantial uptake of 9-AC lactone by erythrocytes immediately after dosing and its subsequent release followed by accumulation of 9-AC carboxylate in the plasma compartment mediated by a pH-dependent hydrolysis of the lactone form, which is unable to diffuse across cell membranes."( Role of erythrocytes and serum proteins in the kinetic profile of total 9-amino-20(S)-camptothecin in humans.
Brouwer, E; Dallaire, BK; de Jonge, MJ; Gelderblom, HJ; Loos, WJ; Sparreboom, A; Verweij, J, 1999
)
0.3
" Using the subrenal capsule assay (80 nude mice) (NM-SRCA), 9-AC was evaluated at both low and high dosage levels (0."( Camptothecin analogues and vinblastine in the treatment of renal cell carcinoma: an in vivo study using a human orthotopic renal cancer xenograft.
El-Galley, R; Keane, TE; Sun, C,
)
0.13
"The 23 patients for a single-dose pharmacokinetic experiment were divided into 3 dosing cohorts."( A phase I pharmacokinetics study of 9-nitrocamptothecin in patients with advanced solid tumors.
Chen, P; Huang, C; Li, K; Liu, M; Wang, L; Xue, J; Yan, Z; Zhu, Z, 2011
)
0.37
" 3a and 3b demonstrated significant brain penetration when dosed orally in mice."( 14-Aminocamptothecins: their synthesis, preclinical activity, and potential use for cancer treatment.
Ahluwalia, D; Bhupathi, D; Cai, X; Duan, JX; Hart, CP; Huang, H; Jiao, H; Jung, B; Jung, D; Liu, Q; Matteucci, J; Matteucci, M; Meng, F; Sun, JD, 2011
)
0.37
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Drug Classes (1)

ClassDescription
pyranoindolizinoquinoline
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Protein Targets (33)

Potency Measurements

ProteinTaxonomyMeasurementAverage (µ)Min (ref.)Avg (ref.)Max (ref.)Bioassay(s)
Chain A, MAJOR APURINIC/APYRIMIDINIC ENDONUCLEASEHomo sapiens (human)Potency35.48130.003245.467312,589.2998AID2517
Chain A, TYROSYL-DNA PHOSPHODIESTERASEHomo sapiens (human)Potency39.81070.004023.8416100.0000AID485290
Chain A, Putative fructose-1,6-bisphosphate aldolaseGiardia intestinalisPotency1.40920.140911.194039.8107AID2451
Chain A, 2-oxoglutarate OxygenaseHomo sapiens (human)Potency25.11890.177814.390939.8107AID2147
Chain A, ATP-DEPENDENT DNA HELICASE Q1Homo sapiens (human)Potency39.81070.125919.1169125.8920AID2549
acid sphingomyelinaseHomo sapiens (human)Potency15.848914.125424.061339.8107AID504937
ATAD5 protein, partialHomo sapiens (human)Potency0.05800.004110.890331.5287AID504467
USP1 protein, partialHomo sapiens (human)Potency35.48130.031637.5844354.8130AID743255
TDP1 proteinHomo sapiens (human)Potency0.14680.000811.382244.6684AID686978; AID686979
Microtubule-associated protein tauHomo sapiens (human)Potency17.78280.180013.557439.8107AID1460
thioredoxin glutathione reductaseSchistosoma mansoniPotency50.11870.100022.9075100.0000AID485364
Smad3Homo sapiens (human)Potency0.72720.00527.809829.0929AID588855; AID720534; AID720537
67.9K proteinVaccinia virusPotency5.62950.00018.4406100.0000AID720579; AID720580
IDH1Homo sapiens (human)Potency2.05960.005210.865235.4813AID686970
Bloom syndrome protein isoform 1Homo sapiens (human)Potency28.18380.540617.639296.1227AID2528
nuclear factor erythroid 2-related factor 2 isoform 2Homo sapiens (human)Potency0.45530.00419.984825.9290AID504444; AID720524
parathyroid hormone/parathyroid hormone-related peptide receptor precursorHomo sapiens (human)Potency44.66843.548119.542744.6684AID743266
DNA polymerase betaHomo sapiens (human)Potency50.11870.022421.010289.1251AID485314
flap endonuclease 1Homo sapiens (human)Potency17.78280.133725.412989.1251AID588795
ras-related protein Rab-9AHomo sapiens (human)Potency2.23870.00022.621531.4954AID485297
peptidyl-prolyl cis-trans isomerase NIMA-interacting 1Homo sapiens (human)Potency31.62280.425612.059128.1838AID504891
DNA polymerase eta isoform 1Homo sapiens (human)Potency22.38720.100028.9256213.3130AID588591
DNA polymerase iota isoform a (long)Homo sapiens (human)Potency79.43280.050127.073689.1251AID588590
nuclear receptor ROR-gamma isoform 1Mus musculus (house mouse)Potency0.18740.00798.23321,122.0200AID2546; AID2551
gemininHomo sapiens (human)Potency2.05960.004611.374133.4983AID624296
DNA polymerase kappa isoform 1Homo sapiens (human)Potency79.43280.031622.3146100.0000AID588579
muscleblind-like protein 1 isoform 1Homo sapiens (human)Potency8.91250.00419.962528.1838AID2675
Guanine nucleotide-binding protein GHomo sapiens (human)Potency15.84891.995325.532750.1187AID624288
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Inhibition Measurements

ProteinTaxonomyMeasurementAverageMin (ref.)Avg (ref.)Max (ref.)Bioassay(s)
photoreceptor-specific nuclear receptorHomo sapiens (human)IC50 (µMol)0.89590.03742.93408.9620AID624394
transactivating tegument protein VP16 [Human herpesvirus 1]Human alphaherpesvirus 1 (Herpes simplex virus type 1)IC50 (µMol)1.99100.94604.70169.4870AID624395
DNA topoisomerase 1Homo sapiens (human)IC50 (µMol)0.11000.02101.862610.0000AID210946
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Activation Measurements

ProteinTaxonomyMeasurementAverageMin (ref.)Avg (ref.)Max (ref.)Bioassay(s)
Hsf1 proteinMus musculus (house mouse)EC50 (µMol)260.00000.160024.4900236.5000AID435004
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Other Measurements

ProteinTaxonomyMeasurementAverageMin (ref.)Avg (ref.)Max (ref.)Bioassay(s)
PAX8Homo sapiens (human)AC500.26000.04885.435469.1700AID687027
Hsf1 proteinMus musculus (house mouse)AbsAC40_uM15.89001.240012.460025.2000AID602296
DNA topoisomerase 1Homo sapiens (human)CC500.90000.80001.20293.2000AID56562
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Biological Processes (16)

Processvia Protein(s)Taxonomy
DNA topological changeDNA topoisomerase 1Homo sapiens (human)
chromatin remodelingDNA topoisomerase 1Homo sapiens (human)
circadian rhythmDNA topoisomerase 1Homo sapiens (human)
response to xenobiotic stimulusDNA topoisomerase 1Homo sapiens (human)
programmed cell deathDNA topoisomerase 1Homo sapiens (human)
phosphorylationDNA topoisomerase 1Homo sapiens (human)
peptidyl-serine phosphorylationDNA topoisomerase 1Homo sapiens (human)
circadian regulation of gene expressionDNA topoisomerase 1Homo sapiens (human)
embryonic cleavageDNA topoisomerase 1Homo sapiens (human)
chromosome segregationDNA topoisomerase 1Homo sapiens (human)
DNA replicationDNA topoisomerase 1Homo sapiens (human)
negative regulation of inflammatory response to antigenic stimulusGuanine nucleotide-binding protein GHomo sapiens (human)
renal water homeostasisGuanine nucleotide-binding protein GHomo sapiens (human)
G protein-coupled receptor signaling pathwayGuanine nucleotide-binding protein GHomo sapiens (human)
regulation of insulin secretionGuanine nucleotide-binding protein GHomo sapiens (human)
cellular response to glucagon stimulusGuanine nucleotide-binding protein GHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Molecular Functions (15)

Processvia Protein(s)Taxonomy
RNA polymerase II cis-regulatory region sequence-specific DNA bindingDNA topoisomerase 1Homo sapiens (human)
DNA bindingDNA topoisomerase 1Homo sapiens (human)
chromatin bindingDNA topoisomerase 1Homo sapiens (human)
double-stranded DNA bindingDNA topoisomerase 1Homo sapiens (human)
single-stranded DNA bindingDNA topoisomerase 1Homo sapiens (human)
RNA bindingDNA topoisomerase 1Homo sapiens (human)
DNA topoisomerase type I (single strand cut, ATP-independent) activityDNA topoisomerase 1Homo sapiens (human)
protein serine/threonine kinase activityDNA topoisomerase 1Homo sapiens (human)
protein bindingDNA topoisomerase 1Homo sapiens (human)
ATP bindingDNA topoisomerase 1Homo sapiens (human)
DNA binding, bendingDNA topoisomerase 1Homo sapiens (human)
protein domain specific bindingDNA topoisomerase 1Homo sapiens (human)
supercoiled DNA bindingDNA topoisomerase 1Homo sapiens (human)
G protein activityGuanine nucleotide-binding protein GHomo sapiens (human)
adenylate cyclase activator activityGuanine nucleotide-binding protein GHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Ceullar Components (10)

Processvia Protein(s)Taxonomy
nuclear chromosomeDNA topoisomerase 1Homo sapiens (human)
P-bodyDNA topoisomerase 1Homo sapiens (human)
fibrillar centerDNA topoisomerase 1Homo sapiens (human)
male germ cell nucleusDNA topoisomerase 1Homo sapiens (human)
nucleusDNA topoisomerase 1Homo sapiens (human)
nucleoplasmDNA topoisomerase 1Homo sapiens (human)
nucleolusDNA topoisomerase 1Homo sapiens (human)
perikaryonDNA topoisomerase 1Homo sapiens (human)
protein-DNA complexDNA topoisomerase 1Homo sapiens (human)
nucleolusDNA topoisomerase 1Homo sapiens (human)
plasma membraneGuanine nucleotide-binding protein GHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Bioassays (67)

Assay IDTitleYearJournalArticle
AID588501High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Lethal Factor Protease, MLPCN compound set2010Current protocols in cytometry, Oct, Volume: Chapter 13Microsphere-based flow cytometry protease assays for use in protease activity detection and high-throughput screening.
AID588501High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Lethal Factor Protease, MLPCN compound set2006Cytometry. Part A : the journal of the International Society for Analytical Cytology, May, Volume: 69, Issue:5
Microsphere-based protease assays and screening application for lethal factor and factor Xa.
AID588501High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Lethal Factor Protease, MLPCN compound set2010Assay and drug development technologies, Feb, Volume: 8, Issue:1
High-throughput multiplex flow cytometry screening for botulinum neurotoxin type a light chain protease inhibitors.
AID588497High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Botulinum neurotoxin light chain F protease, MLPCN compound set2010Current protocols in cytometry, Oct, Volume: Chapter 13Microsphere-based flow cytometry protease assays for use in protease activity detection and high-throughput screening.
AID588497High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Botulinum neurotoxin light chain F protease, MLPCN compound set2006Cytometry. Part A : the journal of the International Society for Analytical Cytology, May, Volume: 69, Issue:5
Microsphere-based protease assays and screening application for lethal factor and factor Xa.
AID588497High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Botulinum neurotoxin light chain F protease, MLPCN compound set2010Assay and drug development technologies, Feb, Volume: 8, Issue:1
High-throughput multiplex flow cytometry screening for botulinum neurotoxin type a light chain protease inhibitors.
AID1745845Primary qHTS for Inhibitors of ATXN expression
AID504810Antagonists of the Thyroid Stimulating Hormone Receptor: HTS campaign2010Endocrinology, Jul, Volume: 151, Issue:7
A small molecule inverse agonist for the human thyroid-stimulating hormone receptor.
AID588499High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Botulinum neurotoxin light chain A protease, MLPCN compound set2010Current protocols in cytometry, Oct, Volume: Chapter 13Microsphere-based flow cytometry protease assays for use in protease activity detection and high-throughput screening.
AID588499High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Botulinum neurotoxin light chain A protease, MLPCN compound set2006Cytometry. Part A : the journal of the International Society for Analytical Cytology, May, Volume: 69, Issue:5
Microsphere-based protease assays and screening application for lethal factor and factor Xa.
AID588499High-throughput multiplex microsphere screening for inhibitors of toxin protease, specifically Botulinum neurotoxin light chain A protease, MLPCN compound set2010Assay and drug development technologies, Feb, Volume: 8, Issue:1
High-throughput multiplex flow cytometry screening for botulinum neurotoxin type a light chain protease inhibitors.
AID504812Inverse Agonists of the Thyroid Stimulating Hormone Receptor: HTS campaign2010Endocrinology, Jul, Volume: 151, Issue:7
A small molecule inverse agonist for the human thyroid-stimulating hormone receptor.
AID651635Viability Counterscreen for Primary qHTS for Inhibitors of ATXN expression
AID678800TP_TRANSPORTER: increase of cytotoxicity by GF120918 in MX3 cells2001Clinical cancer research : an official journal of the American Association for Cancer Research, Apr, Volume: 7, Issue:4
Circumvention of breast cancer resistance protein (BCRP)-mediated resistance to camptothecins in vitro using non-substrate drugs or the BCRP inhibitor GF120918.
AID586389Ratio of IC50 for mouse bone marrow cell to IC50 for human bone marrow cell2011Journal of medicinal chemistry, Mar-24, Volume: 54, Issue:6
14-Aminocamptothecins: their synthesis, preclinical activity, and potential use for cancer treatment.
AID26145Half-life in PBS buffer solution in the presence of human serum albumin1994Journal of medicinal chemistry, Jan-07, Volume: 37, Issue:1
The structural basis of camptothecin interactions with human serum albumin: impact on drug stability.
AID223493Percent median survival time of treated leukemic mice compared to control1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID99053Log of initial tumor cell population minus log of tumor cell population at end of treatment in L1210 lymphoid leukemic mice1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID152245Antitumor activity against P-338 leukemia in mice.1986Journal of medicinal chemistry, Nov, Volume: 29, Issue:11
Plant antitumor agents. 23. Synthesis and antileukemic activity of camptothecin analogues.
AID131159Effect in increasing life span of mice bearing L1210 leukemia1991Journal of medicinal chemistry, Jan, Volume: 34, Issue:1
Synthesis of water-soluble (aminoalkyl)camptothecin analogues: inhibition of topoisomerase I and antitumor activity.
AID540209Volume of distribution at steady state in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID333055Inhibition of topoisomerase 1-mediated relaxation of supercoiled DNA assessed as DNA cleavage at 9 uM relative to control2004Journal of natural products, Aug, Volume: 67, Issue:8
Cytotoxic pyrroloiminoquinones from four new species of South African latrunculid sponges.
AID83939Tumor volume in HT-29 cells after subcutaneous administration on days 16,20,23,27,30,34,37,41,44,48 at dose of 2.5 mg/kg1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID100463Inhibitory activity in mice bearing L1210 leukemia1991Journal of medicinal chemistry, Jan, Volume: 34, Issue:1
Synthesis of water-soluble (aminoalkyl)camptothecin analogues: inhibition of topoisomerase I and antitumor activity.
AID152247Antitumor activity against P-338 leukemia in mice.1986Journal of medicinal chemistry, Nov, Volume: 29, Issue:11
Plant antitumor agents. 23. Synthesis and antileukemic activity of camptothecin analogues.
AID221381Highest active dose in L1210 lymphoid leukemic mice at dose range of 0.6-5 mg/kg1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID540210Clearance in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID678799TP_TRANSPORTER: increase of cytotoxicity by GF120918 in T8 cells2001Clinical cancer research : an official journal of the American Association for Cancer Research, Apr, Volume: 7, Issue:4
Circumvention of breast cancer resistance protein (BCRP)-mediated resistance to camptothecins in vitro using non-substrate drugs or the BCRP inhibitor GF120918.
AID222958Number of L1210 lymphoid leukemic mice cured out of 61993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID586352Cytotoxicity against mouse bone marrow cell by CFU-GM assay2011Journal of medicinal chemistry, Mar-24, Volume: 54, Issue:6
14-Aminocamptothecins: their synthesis, preclinical activity, and potential use for cancer treatment.
AID136427In vivo antileukemic activity against L-1210 mouse leukemia cells expressed as % T/C (median survival time of treated/control animals) x 100 after 2.5 mg/kg administration of dose1987Journal of medicinal chemistry, Oct, Volume: 30, Issue:10
Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogues. Structure-activity correlations.
AID86569Cytotoxicity expressed as the concentration that inhibited incorporation of [3H]thymidine into cellular DNA of human hepatocellular cells (HepG2)1999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID586351Cytotoxicity against human bone marrow cell by CFU-GM assay2011Journal of medicinal chemistry, Mar-24, Volume: 54, Issue:6
14-Aminocamptothecins: their synthesis, preclinical activity, and potential use for cancer treatment.
AID96203In vitro cytotoxic activity against KB cell culture.1987Journal of medicinal chemistry, Oct, Volume: 30, Issue:10
Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogues. Structure-activity correlations.
AID101748Inhibitory dose required against MCF-7 human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID23556Solubility is determined at pH 4.01999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID79451Cytotoxicity expressed as the concentration that inhibited incorporation of [3H]-thymidine into cellular DNA of human lung carcinoma cells (H928)1999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID68286Inhibitory dose required against EVSA-T human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID26144Half-life in PBS buffer solution in the absence of human serum albumin1994Journal of medicinal chemistry, Jan-07, Volume: 37, Issue:1
The structural basis of camptothecin interactions with human serum albumin: impact on drug stability.
AID210946Inhibition of Topoisomerase I by cleavage complex formation in human HL-60 cells1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID223507Relative survival in L1210 lymphoid leukemic mice after subcutaneous administration on days 1,4,6,8 at dose of 4 mg/kg1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID221120Toxic dose in L1210 lymphoid leukemic mice1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID136564In vivo antileukemic activity against L-1210 mouse leukemia cells expressed as KE (log10 of initial tumor cell population minus log10 of tumor cell population at end of treatment)1987Journal of medicinal chemistry, Oct, Volume: 30, Issue:10
Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogues. Structure-activity correlations.
AID23557Solubility is determined at pH 7.01999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID216119Inhibitory dose required against WIDR human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID680973TP_TRANSPORTER: uptake in BCRP-expressing HEK293 cells2003Cancer research, Jun-15, Volume: 63, Issue:12
Differential effects of the breast cancer resistance protein on the cellular accumulation and cytotoxicity of 9-aminocamptothecin and 9-nitrocamptothecin.
AID135487In vivo antileukemic activity against L-1210 mouse leukemia cells given as number of animals cured out of 61987Journal of medicinal chemistry, Oct, Volume: 30, Issue:10
Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogues. Structure-activity correlations.
AID586390Ratio of IC90 for mouse bone marrow cell to IC90 for human bone marrow cell2011Journal of medicinal chemistry, Mar-24, Volume: 54, Issue:6
14-Aminocamptothecins: their synthesis, preclinical activity, and potential use for cancer treatment.
AID52515Cytotoxicity expressed as the concentration that inhibited incorporation of [3H]thymidine into cellular DNA of human colorectal cells (COLO 205)1999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID152121Compound was evaluated for antitumor activity against P-338 leukemia in mice, active dose range of the compound; Lowest dose administered, dose range was 2.5-5 mg/kg1986Journal of medicinal chemistry, Nov, Volume: 29, Issue:11
Plant antitumor agents. 23. Synthesis and antileukemic activity of camptothecin analogues.
AID94900Active dose range for antileukemic activity against L1210 mouse leukemia cells was reported; dose range may vary from 0.25 to 5.01987Journal of medicinal chemistry, Oct, Volume: 30, Issue:10
Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogues. Structure-activity correlations.
AID80644Inhibitory dose required against H226 human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID56562Cytotoxicity against DNA topoisomerase I purified from calf thymus1991Journal of medicinal chemistry, Jan, Volume: 34, Issue:1
Synthesis of water-soluble (aminoalkyl)camptothecin analogues: inhibition of topoisomerase I and antitumor activity.
AID152112Antitumor activity against P-338 leukemia in mice 1986Journal of medicinal chemistry, Nov, Volume: 29, Issue:11
Plant antitumor agents. 23. Synthesis and antileukemic activity of camptothecin analogues.
AID83589Cytotoxicity expressed as the concentration that inhibited incorporation of [3H]thymidine into cellular DNA of human colorectal cells (HT-29)1999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID93486Inhibitory dose required against IGROV human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID45107Cytotoxicity expressed as the concentration that inhibited incorporation of [3H]thymidine into cellular DNA of human cervical cells (CaSki)1999Journal of medicinal chemistry, Sep-09, Volume: 42, Issue:18
Design and synthesis of water-soluble glucuronide derivatives of camptothecin for cancer prodrug monotherapy and antibody-directed enzyme prodrug therapy (ADEPT).
AID8264Inhibitory dose required against A498 human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID133755Maximally tolerated dose in mice bearing L1210 leukemia.1991Journal of medicinal chemistry, Jan, Volume: 34, Issue:1
Synthesis of water-soluble (aminoalkyl)camptothecin analogues: inhibition of topoisomerase I and antitumor activity.
AID94452Number of metastases in K1735-M2 murine melanoma cells after subcutaneous administration at dose of 2.5 mg/kg1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID101546Inhibitory dose required against M19 human tumor cell lines2002Bioorganic & medicinal chemistry letters, Sep-02, Volume: 12, Issue:17
Novel 20-carbonate linked prodrugs of camptothecin and 9-aminocamptothecin designed for activation by tumour-associated plasmin.
AID540212Mean residence time in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID223511Relative survival in RAW117-H10 cells implanted mice in comparison to control at dose of 2.5 mg/kg1993Journal of medicinal chemistry, Sep-03, Volume: 36, Issue:18
Plant antitumor agents. 30. Synthesis and structure activity of novel camptothecin analogs.
AID94907Toxic dose against L1210 mouse leukemia cells was determined1987Journal of medicinal chemistry, Oct, Volume: 30, Issue:10
Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogues. Structure-activity correlations.
AID540211Fraction unbound in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID152101Compound was evaluated for antitumor activity against P-338 leukemia in mice at the dose of 2.5 mg/kg; T/C=Survival time of treated/control animals*1001986Journal of medicinal chemistry, Nov, Volume: 29, Issue:11
Plant antitumor agents. 23. Synthesis and antileukemic activity of camptothecin analogues.
AID540213Half life in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (133)

TimeframeStudies, This Drug (%)All Drugs %
pre-19902 (1.50)18.7374
1990's73 (54.89)18.2507
2000's47 (35.34)29.6817
2010's10 (7.52)24.3611
2020's1 (0.75)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 18.98

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be moderate demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index18.98 (24.57)
Research Supply Index5.19 (2.92)
Research Growth Index6.53 (4.65)
Search Engine Demand Index15.26 (26.88)
Search Engine Supply Index2.00 (0.95)

This Compound (18.98)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials42 (30.88%)5.53%
Reviews19 (13.97%)6.00%
Case Studies1 (0.74%)4.05%
Observational0 (0.00%)0.25%
Other74 (54.41%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Clinical Trials (2)

Trial Overview

TrialPhaseEnrollmentStudy TypeStart DateStatus
Multicenter Study of 9-AC in Refractory Leukemia [NCT00251368]Phase 152 participants (Anticipated)Interventional1995-01-31Completed
A Phase II Trial of 72-Hour Continuous IV Infusion of 9-Aminocamptothecin With G-CSF Support in Patients With Advanced Ovarian Cancer Previously Treated With Paclitaxel and Cisplatin [NCT00001427]Phase 240 participants Interventional1995-01-31Completed
[information is prepared from clinicaltrials.gov, extracted Sep-2024]