Page last updated: 2024-08-23

piritrexim and trimetrexate

piritrexim has been researched along with trimetrexate in 48 studies

Research

Studies (48)

TimeframeStudies, this research(%)All Research%
pre-19906 (12.50)18.7374
1990's32 (66.67)18.2507
2000's8 (16.67)29.6817
2010's2 (4.17)24.3611
2020's0 (0.00)2.80

Authors

AuthorsStudies
Hansch, C; Khwaja, TA; Selassie, CD1
Queener, SF1
Forsch, RA; Queener, SF; Rosowsky, A2
Baccanari, DP; Boytos, CM; Chan, JH; Hong, JS; Joyner, SS; Kuyper, LF; Rudolph, SK; Tansik, RL1
Gangjee, A; Kisliuk, RL; Queener, SF; Vasudevan, A1
Gangjee, A; Mavandadi, F; McGuire, JJ; Queener, SF1
Mota, CE; Queener, SF; Rosowsky, A; Wright, JE1
Bertino, JR; Ercikan-Abali, E; Mota, CE; Queener, SF; Rosowsky, A; Waltham, M1
Freisheim, JH; Heusner, JJ; McCormack, JJ; Mota, CE; Queener, SF; Rosowsky, A; Wright, JE1
Barrows, LR; Gangjee, A; Kisliuk, RL; Queener, SF; Shi, J1
Broom, AD; Francom, P; Gangjee, A; Queener, SF; Zhu, Y1
Baccanari, DP; Boytos, CM; Caddell, JM; Comley, JC; Friedman, HS; Hunter, RN; Jones, ML; Joyner, SS; Knick, V; Kuyper, LF; Rudolph, SK; Stables, JN; Tansik, RL; Wilson, HR1
Borotz, SE; Carter, RL; Hosmer, CA; Johnson, CA; Krauth, CA; Pfefferkorn, ER; Piper, JR; Queener, SF1
Devraj, R; Gangjee, A; Queener, SF1
Gangjee, A; Mavandadi, F; Queener, SF1
Gangjee, A; Queener, SF; Shi, J1
Gangjee, A; Queener, SF; Vasudevan, A2
Griffin, RJ; Grunwaldt, JD; Lambert, PA; Meek, MA; Queener, SF; Robson, C; Schmidt, D1
Papoulis, AT; Queener, SF; Rosowsky, A1
Gangjee, A; Queener, SF; Zhu, Y1
Adair, O; Gangjee, A; Queener, SF1
Aqvist, J; Graffner-Nordberg, M; Hallberg, A; Kolmodin, K; Queener, SF1
Adair, OO; Gangjee, A; Queener, SF1
Chan, DC; Fu, H; Queener, SF; Rosowsky, A1
Adair, OO; Gangjee, A; Pagley, M; Queener, SF1
González-Díaz, H; Orallo, F; Quezada, E; Santana, L; Uriarte, E; Viña, D; Yáñez, M1
Cody, V; Gangjee, A; Kisliuk, RL; Namjoshi, OA; Queener, SF; Raghavan, S1
Cody, V; Gangjee, A; Pace, J; Queener, S; Shah, K1
Assaraf, YG; Feder, JN; Rosowsky, A; Schimke, RT; Shane, B; Sharma, RC; Wright, JE1
Fleming, GF; Schilsky, RL1
Feinberg, J; Sattler, FR1
Assaraf, YG; Schimke, RT; Sharma, RC1
Bartlett, MS; Durkin, MM; Jay, MA; Queener, SF; Smith, JW1
Chastang, C; Derouin, F1
Assaraf, YG; Molina, A; Schimke, RT1
Besserer, JA; Fry, DW; Klohs, WD; Steinkampf, RW1
Allegra, CJ; Chabner, BA; Drake, JC; Kovacs, JA; Masur, H; Parrillo, JE; Swan, JC1
Besserer, JA; Fry, DW1
Bajorin, DF; Roth, BJ1
Assaraf, YG; Borgnia, MJ1
Bagnara, AS; Nott, SE1
Allegra, CJ; Takimoto, CH1
Blakley, RL; Lewis, WS; Mareya, SM; Patel, M; Sleep, SE; Sorrentino, BP; Spencer, HT1
Fishman, JA1
Chen, F; He, XW; Lai, JP1
Assaraf, YG; Berman, B; Bram, E; Ifergan, I; Jansen, G; Shafran, A1

Reviews

5 review(s) available for piritrexim and trimetrexate

ArticleYear
New drug developments for opportunistic infections in immunosuppressed patients: Pneumocystis carinii.
    Journal of medicinal chemistry, 1995, Nov-24, Volume: 38, Issue:24

    Topics: Animals; Drug Design; Humans; Immunosuppression Therapy; Molecular Structure; Opportunistic Infections; Pneumonia, Pneumocystis; Structure-Activity Relationship

1995
Antifolates: the next generation.
    Seminars in oncology, 1992, Volume: 19, Issue:6

    Topics: Aminopterin; Animals; Antineoplastic Agents; Chemistry, Pharmaceutical; Clinical Trials as Topic; Drug Evaluation; Folic Acid Antagonists; Forecasting; Humans; Neoplasms; Pyrimidines; Quinazolines; Tetrahydrofolates; Thiophenes; Trimetrexate

1992
Advanced bladder cancer: the need to identify new agents in the post-M-VAC (methotrexate, vinblastine, doxorubicin and cisplatin) world.
    The Journal of urology, 1995, Volume: 153, Issue:3 Pt 2

    Topics: Antimetabolites, Antineoplastic; Antineoplastic Agents; Antineoplastic Combined Chemotherapy Protocols; Cisplatin; Deoxycytidine; Doxorubicin; Gallium; Gemcitabine; Humans; Ifosfamide; Methotrexate; Neoplasm Staging; Paclitaxel; Pyrimidines; Trimetrexate; Urinary Bladder Neoplasms; Vinblastine

1995
New antifolates in clinical development.
    Oncology (Williston Park, N.Y.), 1995, Volume: 9, Issue:7

    Topics: Aminopterin; Antimetabolites, Antineoplastic; Antineoplastic Agents; Drugs, Investigational; Folic Acid Antagonists; Humans; Neoplasms; Pyrimidines; Quinazolines; Thiophenes; Trimetrexate

1995
Treatment of infection due to Pneumocystis carinii.
    Antimicrobial agents and chemotherapy, 1998, Volume: 42, Issue:6

    Topics: Anti-Bacterial Agents; Anti-Infective Agents; Atovaquone; Clindamycin; Dapsone; Eflornithine; Humans; Macrolides; Naphthoquinones; Pentamidine; Pneumocystis; Pneumocystis Infections; Pneumonia, Pneumocystis; Pyrimidines; Trimethoprim, Sulfamethoxazole Drug Combination; Trimetrexate

1998

Other Studies

43 other study(ies) available for piritrexim and trimetrexate

ArticleYear
Structure-activity relationships of antineoplastic agents in multidrug resistance.
    Journal of medicinal chemistry, 1990, Volume: 33, Issue:7

    Topics: Animals; Antineoplastic Agents; Cell Line; Cell Survival; Cricetinae; Dactinomycin; Drug Resistance; Leukemia L1210; Mice; Regression Analysis; Structure-Activity Relationship; Tumor Cells, Cultured

1990
2,4-Diaminopyrido[3,2-d]pyrimidine inhibitors of dihydrofolate reductase from Pneumocystis carinii and Toxoplasma gondii.
    Journal of medicinal chemistry, 1995, Jul-07, Volume: 38, Issue:14

    Topics: Animals; Chromatography, Thin Layer; Folic Acid Antagonists; Liver; Magnetic Resonance Spectroscopy; Pneumocystis; Pyrimidines; Rats; Spectrophotometry, Infrared; Toxoplasma

1995
Selective inhibitors of Candida albicans dihydrofolate reductase: activity and selectivity of 5-(arylthio)-2,4-diaminoquinazolines.
    Journal of medicinal chemistry, 1995, Sep-01, Volume: 38, Issue:18

    Topics: Animals; Antifungal Agents; Candida albicans; Drug Design; Folic Acid Antagonists; Humans; Mice; Pyrimethamine; Pyrimidines; Quinazolines; Recombinant Proteins; Structure-Activity Relationship; Trimethoprim; Trimetrexate

1995
6-substituted 2,4-diamino-5-methylpyrido[2,3-d]pyrimidines as inhibitors of dihydrofolate reductases from Pneumocystis carinii and Toxoplasma gondii and as antitumor agents.
    Journal of medicinal chemistry, 1995, May-12, Volume: 38, Issue:10

    Topics: Animals; Antineoplastic Agents; Drug Screening Assays, Antitumor; Folic Acid Antagonists; Pneumocystis; Pyrimidines; Rats; Toxoplasma

1995
Novel 2,4-diamino-5-substituted-pyrrolo[2,3-d]pyrimidines as classical and nonclassical antifolate inhibitors of dihydrofolate reductases.
    Journal of medicinal chemistry, 1995, Jun-09, Volume: 38, Issue:12

    Topics: Folic Acid Antagonists; Humans; Peptide Synthases; Pyrimidines; Tumor Cells, Cultured

1995
2,4-Diamino-5-chloroquinazoline analogues of trimetrexate and piritrexim: synthesis and antifolate activity.
    Journal of medicinal chemistry, 1994, Dec-23, Volume: 37, Issue:26

    Topics: Animals; Folic Acid Antagonists; Humans; Pyrimidines; Rats; Structure-Activity Relationship; Trimetrexate

1994
2,4-Diamino-5-substituted-quinazolines as inhibitors of a human dihydrofolate reductase with a site-directed mutation at position 22 and of the dihydrofolate reductases from Pneumocystis carinii and Toxoplasma gondii.
    Journal of medicinal chemistry, 1995, Mar-03, Volume: 38, Issue:5

    Topics: Animals; Folic Acid Antagonists; Humans; In Vitro Techniques; Liver; Mutagenesis, Site-Directed; Pneumocystis; Quinazolines; Rats; Structure-Activity Relationship; Toxoplasma

1995
2,4-Diaminothieno[2,3-d]pyrimidine analogues of trimetrexate and piritrexim as potential inhibitors of Pneumocystis carinii and Toxoplasma gondii dihydrofolate reductase.
    Journal of medicinal chemistry, 1993, Oct-15, Volume: 36, Issue:21

    Topics: Animals; Antineoplastic Agents; Folic Acid Antagonists; Humans; Liver; Pneumocystis; Pyrimidines; Rats; Structure-Activity Relationship; Toxoplasma; Trimetrexate

1993
Synthesis of 5-methyl-5-deaza nonclassical antifolates as inhibitors of dihydrofolate reductases and as potential antipneumocystis, antitoxoplasma, and antitumor agents.
    Journal of medicinal chemistry, 1993, Oct-29, Volume: 36, Issue:22

    Topics: Animals; Antineoplastic Agents; Disease Models, Animal; Folic Acid Antagonists; Fungal Proteins; Humans; Liver; Mice; Molecular Conformation; Neoplasms, Experimental; Oxidation-Reduction; Pneumocystis; Pneumocystis Infections; Protozoan Proteins; Pyrimidines; Rats; Structure-Activity Relationship; Toxoplasma

1993
Nonclassical 2,4-diamino-8-deazafolate analogues as inhibitors of dihydrofolate reductases from rat liver, Pneumocystis carinii, and Toxoplasma gondii.
    Journal of medicinal chemistry, 1996, Apr-26, Volume: 39, Issue:9

    Topics: Animals; Folic Acid; Folic Acid Antagonists; Liver; Magnetic Resonance Spectroscopy; Methylation; Pneumocystis; Rats; Spectrometry, Mass, Fast Atom Bombardment; Spectrophotometry, Ultraviolet; Tetrahydrofolate Dehydrogenase; Toxoplasma

1996
High-affinity inhibitors of dihydrofolate reductase: antimicrobial and anticancer activities of 7,8-dialkyl-1,3-diaminopyrrolo[3,2-f]quinazolines with small molecular size.
    Journal of medicinal chemistry, 1996, Feb-16, Volume: 39, Issue:4

    Topics: Animals; Anti-Infective Agents; Antineoplastic Agents; ATP Binding Cassette Transporter, Subfamily B, Member 1; Brain Neoplasms; Candidiasis; Cell Division; Cell Line; Crystallography, X-Ray; Drug Design; Drug Resistance, Multiple; Enzyme Inhibitors; Folic Acid Antagonists; Humans; Lung Neoplasms; Magnetic Resonance Spectroscopy; Mass Spectrometry; Mice; Mice, Nude; Mice, SCID; Models, Molecular; Molecular Conformation; Molecular Structure; Molecular Weight; Pneumonia, Pneumocystis; Protein Structure, Secondary; Quinazolines; Structure-Activity Relationship; Toxoplasma; Tumor Cells, Cultured

1996
Lipophilic antifolates as agents against opportunistic infections. 1. Agents superior to trimetrexate and piritrexim against Toxoplasma gondii and Pneumocystis carinii in in vitro evaluations.
    Journal of medicinal chemistry, 1996, Mar-15, Volume: 39, Issue:6

    Topics: Animals; Anti-Infective Agents; Folic Acid Antagonists; Opportunistic Infections; Pneumocystis; Pneumonia, Pneumocystis; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma; Toxoplasmosis; Trimetrexate

1996
Synthesis and dihydrofolate reductase inhibitory activities of 2,4-diamino-5-deaza and 2,4-diamino-5,10-dideaza lipophilic antifolates.
    Journal of medicinal chemistry, 1997, Feb-14, Volume: 40, Issue:4

    Topics: AIDS-Related Opportunistic Infections; Animals; Folic Acid Antagonists; Liver; Pyrimidines; Rats; Tetrahydrofolate Dehydrogenase; Trimetrexate

1997
Effect of N9-methylation and bridge atom variation on the activity of 5-substituted 2,4-diaminopyrrolo[2,3-d]pyrimidines against dihydrofolate reductases from Pneumocystis carinii and Toxoplasma gondii.
    Journal of medicinal chemistry, 1997, Mar-28, Volume: 40, Issue:7

    Topics: Animals; Enzyme Inhibitors; Folic Acid Antagonists; Liver; Magnetic Resonance Spectroscopy; Methylation; Pneumocystis; Pyrimidines; Rats; Tetrahydrofolate Dehydrogenase; Toxoplasma

1997
Synthesis and biological activities of conformationally restricted, tricyclic nonclassical antifolates as inhibitors of dihydrofolate reductases.
    Journal of medicinal chemistry, 1997, Jun-06, Volume: 40, Issue:12

    Topics: Animals; Folic Acid Antagonists; Lactams; Liver; Molecular Conformation; Molecular Structure; Naphthyridines; Pneumocystis; Pyrimidines; Rats; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma; Trimetrexate

1997
Conformationally restricted analogues of trimethoprim: 2,6-diamino-8-substituted purines as potential dihydrofolate reductase inhibitors from Pneumocystis carinii and Toxoplasma gondii.
    Journal of medicinal chemistry, 1997, Sep-12, Volume: 40, Issue:19

    Topics: AIDS-Related Opportunistic Infections; Animals; Binding Sites; Folic Acid Antagonists; Humans; Indicators and Reagents; Kinetics; Liver; Mammals; Molecular Conformation; Pneumocystis; Purines; Pyrimidines; Rats; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma; Trimethoprim

1997
Nonclassical 2,4-diamino-5-aryl-6-ethylpyrimidine antifolates: activity as inhibitors of dihydrofolate reductase from Pneumocystis carinii and Toxoplasma gondii and as antitumor agents.
    Journal of medicinal chemistry, 1997, Sep-12, Volume: 40, Issue:19

    Topics: Animals; Antineoplastic Agents; Cell Survival; Folic Acid Antagonists; Indicators and Reagents; Kinetics; Liver; Lymphoma, Large B-Cell, Diffuse; Mice; Pneumocystis; Pyrimidines; Rats; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma

1997
2,4-Diamino-6,7-dihydro-5H-cyclopenta[d]pyrimidine analogues of trimethoprim as inhibitors of Pneumocystis carinii and Toxoplasma gondii dihydrofolate reductase.
    Journal of medicinal chemistry, 1998, Mar-12, Volume: 41, Issue:6

    Topics: Animals; Folic Acid Antagonists; Liver; Pneumocystis; Pyrimidines; Rats; Tetrahydrofolate Dehydrogenase; Toxoplasma; Trimethoprim

1998
6-Substituted 2,4-diaminopyrido[3,2-d]pyrimidine analogues of piritrexim as inhibitors of dihydrofolate reductase from rat liver, Pneumocystis carinii, and Toxoplasma gondii and as antitumor agents.
    Journal of medicinal chemistry, 1998, Nov-05, Volume: 41, Issue:23

    Topics: Animals; Antineoplastic Agents; Drug Screening Assays, Antitumor; Folic Acid Antagonists; Inhibitory Concentration 50; Liver; Pneumocystis; Pyrimidines; Rats; Structure-Activity Relationship; Toxoplasma; Tumor Cells, Cultured

1998
Pneumocystis carinii and Toxoplasma gondii dihydrofolate reductase inhibitors and antitumor agents: synthesis and biological activities of 2,4-diamino-5-methyl-6-[(monosubstituted anilino)methyl] pyrido[2,3-d]pyrimidines.
    Journal of medicinal chemistry, 1999, Jul-01, Volume: 42, Issue:13

    Topics: Aniline Compounds; Animals; Antineoplastic Agents; Drug Screening Assays, Antitumor; Female; Folic Acid Antagonists; Humans; Mice; Mice, Inbred ICR; Pneumocystis; Pyrimidines; Rats; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma; Tumor Cells, Cultured

1999
Design, synthesis, computational prediction, and biological evaluation of ester soft drugs as inhibitors of dihydrofolate reductase from Pneumocystis carinii.
    Journal of medicinal chemistry, 2001, Jul-19, Volume: 44, Issue:15

    Topics: Animals; Esters; Folic Acid Antagonists; Humans; Ligands; Liver; Male; Models, Molecular; Pneumocystis; Pyrimidines; Rats; Rats, Sprague-Dawley; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Trimetrexate

2001
Synthesis and biological evaluation of 2,4-diamino-6-(arylaminomethyl)pyrido[2,3-d]pyrimidines as inhibitors of Pneumocystis carinii and Toxoplasma gondii dihydrofolate reductase and as antiopportunistic infection and antitumor agents.
    Journal of medicinal chemistry, 2003, Nov-06, Volume: 46, Issue:23

    Topics: Animals; Anti-Infective Agents; Antineoplastic Agents; Cell Line; Cell Line, Tumor; Cricetinae; Drug Screening Assays, Antitumor; Female; Folic Acid Antagonists; Humans; Mice; Mice, Inbred BALB C; Opportunistic Infections; Pneumocystis carinii; Pyridines; Pyrimidines; Rats; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma; Toxoplasmosis

2003
Preliminary in vitro studies on two potent, water-soluble trimethoprim analogues with exceptional species selectivity against dihydrofolate reductase from Pneumocystis carinii and Mycobacterium avium.
    Bioorganic & medicinal chemistry letters, 2004, Apr-05, Volume: 14, Issue:7

    Topics: Folic Acid Antagonists; Humans; Mycobacterium avium; Pneumocystis carinii; Protein Binding; Solubility; Tetrahydrofolate Dehydrogenase; Trimethoprim; Water

2004
Synthesis of 2,4-diamino-6-[2'-O-(omega-carboxyalkyl)oxydibenz[b,f]azepin-5-yl]methylpteridines as potent and selective inhibitors of Pneumocystis carinii, Toxoplasma gondii, and Mycobacterium avium dihydrofolate reductase.
    Journal of medicinal chemistry, 2004, May-06, Volume: 47, Issue:10

    Topics: Animals; Azepines; Benzazepines; Folic Acid Antagonists; Models, Molecular; Mycobacterium avium; Pneumocystis carinii; Pteridines; Rats; Solubility; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma; Water

2004
N9-substituted 2,4-diaminoquinazolines: synthesis and biological evaluation of lipophilic inhibitors of pneumocystis carinii and toxoplasma gondii dihydrofolate reductase.
    Journal of medicinal chemistry, 2008, Oct-09, Volume: 51, Issue:19

    Topics: Animals; Binding Sites; Dose-Response Relationship, Drug; Drug Evaluation, Preclinical; Enzyme Inhibitors; Liver; Molecular Structure; Pneumocystis carinii; Quinazolines; Rats; Stereoisomerism; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase; Toxoplasma

2008
Quantitative structure-activity relationship and complex network approach to monoamine oxidase A and B inhibitors.
    Journal of medicinal chemistry, 2008, Nov-13, Volume: 51, Issue:21

    Topics: Computational Biology; Drug Design; Humans; Isoenzymes; Molecular Structure; Monoamine Oxidase; Monoamine Oxidase Inhibitors; Quantitative Structure-Activity Relationship

2008
Design, synthesis, and molecular modeling of novel pyrido[2,3-d]pyrimidine analogues as antifolates; application of Buchwald-Hartwig aminations of heterocycles.
    Journal of medicinal chemistry, 2013, Jun-13, Volume: 56, Issue:11

    Topics: Amination; Aniline Compounds; Crystallography, X-Ray; Drug Design; Folic Acid Antagonists; Humans; Models, Molecular; Mycobacterium avium; Pneumocystis carinii; Pyridines; Pyrimidines; Recombinant Proteins; Species Specificity; Structure-Activity Relationship; Tetrahydrofolate Dehydrogenase

2013
Development of substituted pyrido[3,2-d]pyrimidines as potent and selective dihydrofolate reductase inhibitors for pneumocystis pneumonia infection.
    Bioorganic & medicinal chemistry letters, 2019, 08-01, Volume: 29, Issue:15

    Topics: Folic Acid Antagonists; Humans; Models, Molecular; Pneumocystis; Pneumocystis carinii; Pyrimidines; Structure-Activity Relationship; Trimethoprim

2019
Characterization of the coexisting multiple mechanisms of methotrexate resistance in mouse 3T6 R50 fibroblasts.
    The Journal of biological chemistry, 1992, Mar-25, Volume: 267, Issue:9

    Topics: Animals; Blotting, Northern; Blotting, Southern; Cell Line; Cell Survival; CHO Cells; Clone Cells; Cricetinae; DNA; Dose-Response Relationship, Drug; Drug Resistance; Electrophoresis, Gel, Two-Dimensional; Fibroblasts; Flow Cytometry; Folic Acid Antagonists; Hydrogen-Ion Concentration; Methotrexate; Mice; Protein Biosynthesis; Proteins; Pyrimidines; RNA; Tetrahydrofolate Dehydrogenase; Thymidylate Synthase; Trimetrexate

1992
New developments in the treatment of Pneumocystis carinii pneumonia.
    Chest, 1992, Volume: 101, Issue:2

    Topics: Adrenal Cortex Hormones; Aerosols; Dapsone; Drug Therapy, Combination; Eflornithine; Folic Acid Antagonists; Humans; Pentamidine; Pneumonia, Pneumocystis; Pyrimidines; Trimethoprim; Trimethoprim, Sulfamethoxazole Drug Combination; Trimetrexate

1992
A phenotype conferring selective resistance to lipophilic antifolates in Chinese hamster ovary cells.
    Cancer research, 1991, Jun-01, Volume: 51, Issue:11

    Topics: Animals; ATP Binding Cassette Transporter, Subfamily B, Member 1; Binding, Competitive; Cell Line; Cricetinae; Drug Resistance; Folic Acid Antagonists; Gene Amplification; Membrane Glycoproteins; Methotrexate; Phenotype; Pyrimidines; Quinazolines; RNA, Messenger; Tetrahydrofolate Dehydrogenase; Trimetrexate; Verapamil

1991
Activity of lipid-soluble inhibitors of dihydrofolate reductase against Pneumocystis carinii in culture and in a rat model of infection.
    Antimicrobial agents and chemotherapy, 1987, Volume: 31, Issue:9

    Topics: Animals; Cells, Cultured; Folic Acid Antagonists; Humans; Pneumocystis; Pneumonia, Pneumocystis; Pyrimidines; Quinazolines; Rats; RNA; Trimetrexate

1987
In vitro effects of folate inhibitors on Toxoplasma gondii.
    Antimicrobial agents and chemotherapy, 1989, Volume: 33, Issue:10

    Topics: Animals; Enzyme-Linked Immunosorbent Assay; Folic Acid Antagonists; Microbial Sensitivity Tests; Pyrimethamine; Pyrimidines; Quinazolines; Sulfamethoxazole; Sulfisoxazole; Toxoplasma; Trimethoprim; Trimetrexate

1989
Sequential amplification of dihydrofolate reductase and multidrug resistance genes in Chinese hamster ovary cells selected for stepwise resistance to the lipid-soluble antifolate trimetrexate.
    The Journal of biological chemistry, 1989, Nov-05, Volume: 264, Issue:31

    Topics: Animals; ATP Binding Cassette Transporter, Subfamily B, Member 1; Cell Line; Cricetinae; Drug Resistance; Fluorescein; Fluoresceins; Folic Acid Antagonists; Gene Amplification; Gene Expression; Membrane Glycoproteins; Methotrexate; Pyrimidines; Quinazolines; RNA, Messenger; Tetrahydrofolate Dehydrogenase; Trimetrexate

1989
Cross resistance of pleiotropically drug resistant P338 leukemia cells to the lipophilic antifolates trimetrexate and BW 301U.
    Cancer letters, 1986, Volume: 31, Issue:3

    Topics: Animals; Drug Resistance; Folic Acid Antagonists; Leukemia P388; Methotrexate; Mice; Pyrimidines; Quinazolines; Trimetrexate

1986
Potent antipneumocystis and antitoxoplasma activities of piritrexim, a lipid-soluble antifolate.
    Antimicrobial agents and chemotherapy, 1988, Volume: 32, Issue:4

    Topics: Animals; Folic Acid Antagonists; Mice; Mice, Inbred BALB C; Pneumocystis; Pyrimethamine; Pyrimidines; Quinazolines; Rats; Rats, Inbred Strains; Toxoplasma; Trimetrexate

1988
Characterization of trimetrexate transport in human lymphoblastoid cells and development of impaired influx as a mechanism of resistance to lipophilic antifolates.
    Cancer research, 1988, Dec-15, Volume: 48, Issue:24 Pt 1

    Topics: Antimetabolites, Antineoplastic; Azides; Cell Line; Dose-Response Relationship, Drug; Drug Resistance; Folic Acid Antagonists; Humans; Lymphocytes; Pyrimidines; Quinazolines; Sodium Azide; Trimetrexate

1988
Differential reversal of lipophilic antifolate resistance in mammalian cells with modulators of the multidrug resistance phenotype.
    Anti-cancer drugs, 1993, Volume: 4, Issue:3

    Topics: Animals; ATP Binding Cassette Transporter, Subfamily B, Member 1; Carrier Proteins; CHO Cells; Cricetinae; Drug Interactions; Drug Resistance; Membrane Glycoproteins; Methotrexate; Phenotype; Pyrimethamine; Pyrimidines; Quinidine; RNA, Messenger; Tetrahydrofolate Dehydrogenase; Trimetrexate

1993
The toxicity of antifolates in Babesia bovis.
    International journal for parasitology, 1993, Volume: 23, Issue:3

    Topics: Animals; Babesia bovis; Folic Acid; Folic Acid Antagonists; Pyrimethamine; Pyrimidines; Quinazolines; Trimethoprim; Trimetrexate

1993
Synthesis and biological evaluation of nonclassical 2,4-diamino-5-methylpyrido[2,3-d]pyrimidines with novel side chain substituents as potential inhibitors of dihydrofolate reductases.
    Journal of medicinal chemistry, 1997, Feb-14, Volume: 40, Issue:4

    Topics: AIDS-Related Opportunistic Infections; Animals; Folic Acid Antagonists; Humans; Liver; Mice; Pneumocystis; Pyrimidines; Rats; Tetrahydrofolate Dehydrogenase; Toxoplasma; Trimetrexate

1997
Comparison of the protection of cells from antifolates by transduced human dihydrofolate reductase mutants.
    Human gene therapy, 1997, Nov-20, Volume: 8, Issue:17

    Topics: Aminopterin; Animals; Cell Survival; Drug Resistance, Neoplasm; Folic Acid Antagonists; Gene Expression; Genetic Variation; Growth Inhibitors; Humans; Kinetics; Methotrexate; Pyrimidines; Rabbits; Tetrahydrofolate Dehydrogenase; Thymidine; Transfection; Trimetrexate

1997
Separation and determination of the antitumor drug piritrexim by molecularly imprinted microspheres in high-performance liquid chromatography.
    Analytical and bioanalytical chemistry, 2003, Volume: 377, Issue:1

    Topics: Animals; Antineoplastic Agents; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Microspheres; Polymers; Pyrimidines; Trimetrexate

2003
Mutant Gly482 and Thr482 ABCG2 mediate high-level resistance to lipophilic antifolates.
    Cancer chemotherapy and pharmacology, 2006, Volume: 58, Issue:6

    Topics: Antineoplastic Agents; ATP Binding Cassette Transporter, Subfamily G, Member 2; ATP-Binding Cassette Transporters; Biological Transport; Cell Line; Cell Proliferation; Cell Survival; Cisplatin; Dose-Response Relationship, Drug; Doxorubicin; Drug Resistance, Neoplasm; Fluorouracil; Folic Acid Antagonists; Heterocyclic Compounds, 3-Ring; Humans; Indoles; Lipids; Molecular Structure; Mutation; Neoplasm Proteins; Paclitaxel; Pyrimethamine; Pyrimidines; Quinazolines; Rhodamines; Transfection; Trimetrexate

2006