Ivo Válka

Alkaloids and organic acids content of eightFumaria species

Jaromír Soušek, D. Guédon, Tomáš Adam et al. · Phytochemical Analysis · 1999 · 60 citations · Full text

Polyphenolics, Biochemistry, Botany +13

Chromatographic determination of constituents of the genus Colchicum (Liliaceae)

Peter Ondra, Ivo Válka, Jaroslav Vičar et al. · Journal of Chromatography A · 1995 · 43 citations

Botany, Analytical Chemistry, Genus Colchicum +3

Simultaneous determination of mushroom toxins α-amanitin, β-amanitin and muscarine in human urine by solid-phase extraction and ultra-high-performance liquid chromatography coupled with ultra-high-resolution TOF mass spectrometry

Jana Tomková, Peter Ondra, Ivo Válka · Forensic Science International · 2015 · 36 citations

Medicine, Mycotoxin Formation, Bioanalysis +12

Capillary electrophoretic determination of sanguinarine and chelerythrine in plant extracts and pharmaceutical preparations

Juraj Ševčı́k, Jaroslav Vičar, Jitka Ulrichová et al. · Journal of Chromatography A · 2000 · 26 citations

Pharmaceutical Science, Capillary Electrophoresis, Bioassay-guided Isolation +11

Alkaloids and phenolics of Colchicum turcicum

A. Husek, N. Sütlüpınar, Petr Sedmera et al. · Phytochemistry · 1990 · 21 citations

Bioorganic Chemistry, Colchicum Turcicum, Phytopharmacology +3