tryptophan has been researched along with Seasonal Affective Disorders in 26 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 12 (46.15) | 18.2507 |
| 2000's | 8 (30.77) | 29.6817 |
| 2010's | 5 (19.23) | 24.3611 |
| 2020's | 1 (3.85) | 2.80 |
| Authors | Studies |
|---|---|
| Atkinson, L; Bocking, A; Knight, JA; Levitan, RD; Levitt, A; Matthews, SG; Murphy, K; Post, M; Sqapi, M | 1 |
| Furuse, M; Goda, R; Iwamoto, A; Kawai, M; Mizunoya, W; Oka, Y; Otsuka, T; Shibata, S; Yasuo, S | 1 |
| Andersen, SB; Baaré, W; da Cunha-Bang, S; Dam, H; Frokjaer, VG; Hageman, I; Hasholt, L; Hjordt, LV; Holst, K; Knudsen, GM; Madsen, J; Madsen, MK; Mc Mahon, B; Svarer, C | 1 |
| Alves, RC; Pereira, JC; Pradella Hallinan, M | 1 |
| aan het Rot, M; Benkelfat, C; Boivin, DB; Coupland, N; Young, SN | 1 |
| Bouchard, G; Gagné, AM; Hébert, M; Sasseville, A; Tremblay, P | 1 |
| Kasper, S; Konstantinidis, A; Neumeister, A; Rosenthal, NE; Schwarz, MJ; Stastny, J; Vitouch, O | 1 |
| Van der Does, AJ | 1 |
| Fekkes, D; Hoekstra, R; Pepplinkhuizen, L; van de Wetering, BJ; Verhoeven, WM | 1 |
| aan het Rot, M; Benkelfat, C; Boivin, DB; Young, SN | 1 |
| Charney, DS; Delgado, PL; Grewal, A; Krystal, JH; Lam, RW; Zis, AP | 1 |
| Besselmann, B; Glück, J; Kasper, S; Neumeister, A; Praschak-Rieder, N; Rao, ML | 1 |
| Lam, RW; Lamoureux, S; Levitan, RD; Tam, EM; Yatham, LN; Zis, AP | 1 |
| Barocka, A; Hesselmann, B; Kasper, S; Neumeister, A; Praschak-Rieder, N; Rauh, M; Vitouch, O | 2 |
| Barnett, RL; Kasper, S; Matthews, JR; Neumeister, A; Postolache, TT; Rauh, M; Rosenthal, NE; Turner, EH; Vetticad, RG | 1 |
| Gendron, MJ; Ghadirian, AM; Murphy, BE | 1 |
| Partonen, T | 1 |
| Aschauer, HN; Fuchs, K; Gerhard, E; Hornik, K; Kasper, SF; Lenzinger, E; Neumeister, A; Praschak-Rieder, N; Sieghart, W; Willeit, M | 1 |
| Habeler, A; Kasper, S; Neumeister, A; Praschak-Rieder, N; Willeit, M | 1 |
| Kasper, S; Neumeister, A; Praschak-Rieder, N; Stastny, J; Willeit, M | 1 |
| Bowering, TA; Grewal, A; Lam, RW; Shiah, IS; Tam, EM; Yatham, LN; Zis, AP | 1 |
| Benkelfat, C; Blier, P; Ghadirian, AM; Helmers, KF; Leyton, M; Palmour, RM; Young, SN | 1 |
| Hilger, E; Kasper, S; Konstantinidis, A; Neumeister, A; Praschak-Rieder, N; Stastny, J; Willeit, M | 1 |
| Endo, T; Itoh, H; Mori, A; Sasaki, M; Suenaga, K; Takahashi, T | 1 |
3 review(s) available for tryptophan and Seasonal Affective Disorders
| Article | Year |
|---|---|
[When a season means depression].
Topics: Affect; Brain Chemistry; Catecholamines; Circadian Rhythm; Disorders of Excessive Somnolence; Forecasting; Humans; Hyperphagia; Light; Melatonin; Models, Neurological; Models, Psychological; Seasonal Affective Disorder; Seasons; Serotonin; Tryptophan | 2010 |
Monoamine depletion in non-pharmacological treatments for depression.
Topics: Biogenic Monoamines; Depressive Disorder; Humans; Phototherapy; Seasonal Affective Disorder; Sleep Deprivation; Tryptophan | 1999 |
Monoaminergic function in the pathogenesis of seasonal affective disorder.
Topics: Biogenic Monoamines; Brain; Catecholamines; Humans; Seasonal Affective Disorder; Serotonin; Serotonin Agents; Tryptophan | 2001 |
12 trial(s) available for tryptophan and Seasonal Affective Disorders
| Article | Year |
|---|---|
Recognizing emotions in faces: effects of acute tryptophan depletion and bright light.
Topics: Adolescent; Adult; Cross-Over Studies; Deficiency Diseases; Double-Blind Method; Emotions; Facial Expression; Female; Humans; Pattern Recognition, Visual; Phototherapy; Seasonal Affective Disorder; Serotonin; Social Perception; Tryptophan; Young Adult | 2010 |
Effects of tryptophan depletion and catecholamine depletion on immune parameters in patients with seasonal affective disorder in remission with light therapy.
Topics: Adult; Affect; Catecholamines; Cross-Over Studies; Cytokines; Double-Blind Method; Female; Humans; Immunity; Inflammation Mediators; Male; Middle Aged; Phototherapy; Prospective Studies; Psychiatric Status Rating Scales; Seasonal Affective Disorder; Time Factors; Tryptophan | 2003 |
Effect of light therapy on biopterin, neopterin and tryptophan in patients with seasonal affective disorder.
Topics: Adult; Biopterins; Female; Humans; Immunity, Cellular; Male; Middle Aged; Neopterin; Personality Inventory; Phototherapy; Pteridines; Reference Values; Seasonal Affective Disorder; Seasons; Serotonin; Tryptophan | 2003 |
Bright light exposure during acute tryptophan depletion prevents a lowering of mood in mildly seasonal women.
Topics: Adolescent; Adult; Affect; Amino Acids; Cross-Over Studies; Double-Blind Method; Female; Humans; Light; Phototherapy; Psychiatric Status Rating Scales; Seasonal Affective Disorder; Seasons; Sleep; Tryptophan | 2008 |
Effects of rapid tryptophan depletion in patients with seasonal affective disorder in remission after light therapy.
Topics: Adult; Amino Acids; Double-Blind Method; Female; Food, Formulated; Humans; Male; Middle Aged; Phototherapy; Placebos; Psychiatric Status Rating Scales; Seasonal Affective Disorder; Serotonin; Tryptophan | 1996 |
Effects of tryptophan depletion on drug-free patients with seasonal affective disorder during a stable response to bright light therapy.
Topics: Adult; Aged; Amino Acids; Brain; Brain Chemistry; Double-Blind Method; Female; Humans; Male; Middle Aged; Phototherapy; Placebos; Recurrence; Seasonal Affective Disorder; Serotonin; Treatment Outcome; Tryptophan | 1997 |
Rapid tryptophan depletion in drug-free depressed patients with seasonal affective disorder.
Topics: Acute Disease; Adult; Amino Acids; Brain; Cross-Over Studies; Double-Blind Method; Female; Food, Formulated; Humans; Male; Middle Aged; Placebos; Psychiatric Status Rating Scales; Seasonal Affective Disorder; Serotonin; Severity of Illness Index; Tryptophan | 1997 |
Effects of tryptophan depletion in fully remitted patients with seasonal affective disorder during summer.
Topics: Adult; Analysis of Variance; Chi-Square Distribution; Cross-Over Studies; Depression; Double-Blind Method; Female; Humans; Male; Seasonal Affective Disorder; Seasons; Tryptophan | 1998 |
Effects of tryptophan depletion vs catecholamine depletion in patients with seasonal affective disorder in remission with light therapy.
Topics: Adult; alpha-Methyltyrosine; Ambulatory Care; Amino Acids; Catecholamines; Cross-Over Studies; Double-Blind Method; Female; Homovanillic Acid; Humans; Male; Methoxyhydroxyphenylglycol; Middle Aged; Norepinephrine; Phototherapy; Placebos; Seasonal Affective Disorder; Serotonin; Tryptophan | 1998 |
Efficacy of light versus tryptophan therapy in seasonal affective disorder.
Topics: Adult; Antidepressive Agents; Cross-Over Studies; Female; Humans; Male; Phototherapy; Seasonal Affective Disorder; Tryptophan | 1998 |
Behavioral effects of tryptophan depletion in seasonal affective disorder associated with the serotonin transporter gene?
Topics: Adult; Affect; Aged; Carrier Proteins; Circadian Rhythm; DNA; Fatigue; Female; Genotype; Heterozygote; Homozygote; Humans; Male; Membrane Glycoproteins; Membrane Transport Proteins; Middle Aged; Nerve Tissue Proteins; Polymerase Chain Reaction; Polymorphism, Genetic; Psychiatric Status Rating Scales; Seasonal Affective Disorder; Serotonin; Serotonin Plasma Membrane Transport Proteins; Social Adjustment; Statistics, Nonparametric; Tandem Repeat Sequences; Tryptophan | 1999 |
Effects of rapid tryptophan depletion in patients with seasonal affective disorder in natural summer remission.
Topics: Adult; Disease Progression; Female; Humans; Male; Phototherapy; Remission, Spontaneous; Seasonal Affective Disorder; Seasons; Tryptophan | 2000 |
11 other study(ies) available for tryptophan and Seasonal Affective Disorders
| Article | Year |
|---|---|
Seasonality of plasma tryptophan and kynurenine in pregnant mothers with a history of seasonal affective disorder: Vulnerability or adaptation?
Topics: Female; Humans; Kynurenine; Mothers; Plasma; Pregnancy; Seasonal Affective Disorder; Tryptophan | 2020 |
Dietary protein ingested before and during short photoperiods makes an impact on affect-related behaviours and plasma composition of amino acids in mice.
Topics: Amino Acids; Animals; Anxiety; Behavior, Animal; Brain Chemistry; Caseins; Depression; Dietary Proteins; Fatty Acids, Nonesterified; Glutens; Lactalbumin; Male; Mice; Mice, Inbred C57BL; Photoperiod; Seasonal Affective Disorder; Serotonin; Soybean Proteins; Swimming; Tryptophan | 2015 |
Seasonal difference in brain serotonin transporter binding predicts symptom severity in patients with seasonal affective disorder.
Topics: Adult; Benzylamines; Carbon Radioisotopes; Case-Control Studies; Estradiol; Female; Humans; Longitudinal Studies; Male; Neuroimaging; Positron-Emission Tomography; Progesterone; Psychiatric Status Rating Scales; Radioligand Assay; Seasonal Affective Disorder; Seasons; Serotonin Plasma Membrane Transport Proteins; Tryptophan; Young Adult | 2016 |
Secondary to excessive melatonin synthesis, the consumption of tryptophan from outside the blood-brain barrier and melatonin over-signaling in the pars tuberalis may be central to the pathophysiology of winter depression.
Topics: Animals; Blood-Brain Barrier; Central Nervous System; Depressive Disorder, Major; Diet; Humans; Light; Melatonin; Pituitary Gland; Seasonal Affective Disorder; Seasons; Serotonin; Signal Transduction; Thyroid Hormones; Tryptophan | 2017 |
Acute tryptophan depletion induces depressive symptoms in subgroups of recovered depressed patients.
Topics: Depression; Humans; Recovery of Function; Seasonal Affective Disorder; Tryptophan | 2003 |
L-Tryptophan. Monograph.
Topics: Drug Interactions; Female; Humans; Mental Disorders; Premenstrual Syndrome; Seasonal Affective Disorder; Sleep Initiation and Maintenance Disorders; Tryptophan | 2006 |
L-tryptophan augmentation of light therapy in patients with seasonal affective disorder.
Topics: Adult; Combined Modality Therapy; Dose-Response Relationship, Drug; Drug Administration Schedule; Female; Humans; Male; Middle Aged; Personality Inventory; Phototherapy; Seasonal Affective Disorder; Treatment Outcome; Tryptophan | 1997 |
Extrapineal melatonin and exogenous serotonin in seasonal affective disorder.
Topics: Animals; Cells, Cultured; Digestive System; Humans; Leukocytes, Mononuclear; Light; Melatonin; Pineal Gland; Seasonal Affective Disorder; Serotonin; Tryptophan | 1998 |
Tryptophan depletion: a predictor of future depressive episodes in seasonal affective disorder?
Topics: Adult; Depression; Female; Forecasting; Humans; Male; Middle Aged; Prognosis; Prospective Studies; Risk Assessment; Seasonal Affective Disorder; Seasons; Serotonin; Tryptophan | 1999 |
Depressive relapse following acute tryptophan depletion in patients with major depressive disorder.
Topics: Adult; Affect; Age of Onset; Analysis of Variance; Dietary Proteins; Humans; Mental Disorders; Recurrence; Seasonal Affective Disorder; Tryptophan | 2000 |
Seasonal variations of the circadian rhythms in seasonal affective disorder.
Topics: Adult; Body Temperature Regulation; Circadian Rhythm; Humans; Hydrocortisone; Male; Phototherapy; Seasonal Affective Disorder; Seasons; Sleep Stages; Tryptophan | 1991 |