I. P. Kema

Serotonin, catecholamines, histamine, and their metabolites in urine, platelets, and tumor tissue of patients with carcinoid tumors

I. P. Kema, Elisabeth G.E. de Vries, M. J. H. Slooff et al. · Clinical Chemistry · 1994 · 95 citations · Full text

Endocrine Oncology, Oncology, Chemoprevention Strategy +13

Influence of a Serotonin- and Dopamine-Rich Diet on Platelet Serotonin Content and Urinary Excretion of Biogenic Amines and Their Metabolites

I. P. Kema, A M Schellings, Gert Meiborg et al. · Clinical Chemistry · 1992 · 84 citations

Nutrition, Urinary Excretion, Serotonin-containing Foods +20

Deficiencies in fat‐soluble vitamins in long‐term users of somatostatin analogue

Helle‐Brit Fiebrich, Gerrit van den Berg, I. P. Kema et al. · Alimentary Pharmacology & Therapeutics · 2010 · 54 citations · Full text

The association between the hypothalamic pituitary adrenal axis and tryptophan metabolism in persons with recurrent major depressive disorder and healthy controls

Freek J. H. Sorgdrager, Bennard Doornbos, Brenda W.J.H. Penninx et al. · Journal of Affective Disorders · 2017 · 42 citations · Full text

Tryptophan Metabolism, Pituitary Gland, Stress Hormone +13

Serotonin (5-HT) and the rat's eye

R. M. M. Boerrigter, J. V. Siertsema, I. P. Kema · Documenta Ophthalmologica · 1992 · 30 citations

Ophthalmology, Neurophysiology, Neurotransmitter +4