Development and validation of a high-performance liquid chromatography–mass spectrometry assay for methylxanthines and taurine in dietary supplements

Myocardial Failure in Cats Associated with Low Plasma Taurine: a Reversible Cardiomyopathy

Paul D. Pion, Mark D. Kittleson, Quinton R. Rogers et al. · Science · 1987 · 510 citations

Agriculture, Animal Sciences, Cardiology +12

Effect of different protocols of caffeine intake on metabolism and endurance performance

Gregory R. Cox, Ben Desbrow, Paul G. Montgomery et al. · Journal of Applied Physiology · 2002 · 308 citations · Full text

Agriculture, Nutrition, Nutritional Sciences +17

Simultaneous analysis of theanine, chlorogenic acid, purine alkaloids and catechins in tea samples with the help of multi-dimension information of on-line high performance liquid chromatography/electrospray–mass spectrometry

Xiaolan Zhu, Bo Chen, Ming Ma et al. · Journal of Pharmaceutical and Biomedical Analysis · 2004 · 74 citations

Natural Sciences, Biochemistry, Chemistry +15

Capillary electrophoresis for diagnosis and studies of human disease, particularly metabolic disorders

Egil Jellum, Anne Karine Thorsrud, Ellen Time · Journal of Chromatography A · 1991 · 67 citations

Medicine, Biochemistry, Molecular Medicine +14

Determination of adenine, caffeine, theophylline and theobromine by HPLC with amperometric detection

Axel Meyer, T. Ngiruwonsanga, G�nter Henze · Analytical and Bioanalytical Chemistry · 1996 · 62 citations

Pharmacy, Pharmaceutical Analysis, Pharmacology +7