Karl-Heinz Storbeck

All papers authored by Karl-Heinz Storbeck

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2020 Lise Barnard

, Lina Schiffer

, Renate Louw du-Toit

, Jennifer A. Tamblyn

, Shiuan Chen, Donita Africander

, Wiebke Arlt

, Paul A. Foster

, Karl-Heinz Storbeck

11-oxygenated estrogens are a novel class of human estrogens but do not contribute to the circulating estrogen pool

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2019 Karl-Heinz Storbeck

, Lina Schiffer

, Elizabeth S. Baranowski

, Vasileios Chortis

, Alessandro Prete

, Lise Barnard

, Lorna C. Gilligan

, Angela E. Taylor

, Jan Idkowiak

, Wiebke Arlt

, Cedric H. L. Shackleton

Steroid Metabolome Analysis in Disorders of Adrenal Steroid Biosynthesis and Metabolism

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Salndave B. Skosana, John G. Woodland, Meghan Cartwright, Kim Enfield, Maleshigo Komane, Renate Louw-Du Toit, Zephne van der Spuy, Chanel Avenant, Donita Africander, Karl-Heinz Storbeck

, Janet P. Hapgood

Differential metabolism of clinically-relevant progestogens in cell lines and tissue: Implications for biological mechanisms

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2018 Monique Barnard, Jonathan L. Quanson

, Elahe Mostaghel, Elzette Pretorius, Jacky L. Snoep

, Karl-Heinz Storbeck

11-Oxygenated androgen precursors are the preferred substrates for aldo-keto reductase 1C3 (AKR1C3): Implications for castration resistant prostate cancer

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Carl Jenkinson

, Angela Taylor, Karl-Heinz Storbeck

, Martin Hewison

Analysis of multiple vitamin D metabolites by ultra-performance supercritical fluid chromatography-tandem mass spectrometry (UPSFC-MS/MS)

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Karl-Heinz Storbeck

, Lorna Gilligan, Carl Jenkinson

, Elizabeth S. Baranowski, Jonathan L. Quanson, Wiebke Arlt

, Angela E. Taylor

The utility of ultra-high performance supercritical fluid chromatography–tandem mass spectrometry (UHPSFC-MS/MS) for clinically relevant steroid analysis

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2017 Helen Eachus, Andreas Zaucker, James A. Oakes, Aliesha Griffin, Meltem Weger

, Tülay Güran, Angela Taylor, Abigail Harris, Andy Greenfield, Jonathan L. Quanson, Karl-Heinz Storbeck

, Vincent T. Cunliffe, Ferenc Müller, Nils Krone

Genetic Disruption of 21-Hydroxylase in Zebrafish Causes Interrenal Hyperplasia

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Renate Louw-Du Toit, Karl-Heinz Storbeck

, Meghan Cartwright, Angelique Cabral, Donita Africander

Progestins used in endocrine therapy and the implications for the biosynthesis and metabolism of endogenous steroid hormones

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Elzette Pretorius, Wiebke Arlt, Karl-Heinz Storbeck

A new dawn for androgens: Novel lessons from 11-oxygenated C19 steroids

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2016 Michael W. O’Reilly, Punith Kempegowda, Carl Jenkinson, Angela E. Taylor, Jonathan L. Quanson, Karl-Heinz Storbeck

, Wiebke Arlt

11-oxygenated C19 steroids are the predominant androgens in polycystic ovary syndrome

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Jonathan L. Quanson, Marietjie A. Stander, Elzette Pretorius, Carl Jenkinson, Angela E. Taylor, Karl-Heinz Storbeck

High-throughput analysis of 19 endogenous androgenic steroids by ultra-performance convergence chromatography tandem mass spectrometry

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Renate Louw-Du Toit, Meghan S. Perkins, Jacky L. Snoep

, Karl-Heinz Storbeck

, Donita Africander

Fourth-generation progestins inhibit 3β-hydroxysteroid dehydrogenase type 2 and modulate the biosynthesis of endogenous steroids

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2015 Amanda C. Swart

, Karl-Heinz Storbeck

11β-hydroxyandrostenedione: Downstream metabolism by 11βHSD, 17βHSD and SRD5A produces novel substrates in familiar pathways

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Liezl M. Bloem, Karl-Heinz Storbeck

, Pieter Swart, Therina du Toit, Lindie Schloms, Amanda C. Swart

Advances in the analytical methodologies: Profiling steroids in familiar pathways-challenging dogmas

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D. Hough

, K. Storbeck

, S. W. P. Cloete, A. C. Swart, P. Swart

Relative contribution of P450c17 towards the acute cortisol response: Lessons from sheep and goats

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2014 Karl-Heinz Storbeck

, Amanda C. Swart, Cheryl L. Fox, Pieter Swart

Cytochrome b5 modulates multiple reactions in steroidogenesis by diverse mechanisms

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Donita J. Africander, Karl-Heinz Storbeck

, Janet P. Hapgood

A comparative study of the androgenic properties of progesterone and the progestins, medroxyprogesterone acetate (MPA) and norethisterone acetate (NET-A)

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2013 Amanda C. Swart, Lindie Schloms, Karl-Heinz Storbeck

, Liezl M. Bloem, Therina du Toit, Jonathan L. Quanson, William E. Rainey, Pieter Swart

11β-Hydroxyandrostenedione, the product of androstenedione metabolism in the adrenal, is metabolized in LNCaP cells by 5α-reductase yielding 11β-hydroxy-5α-androstanedione

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Liezl Bloem, Karl-Heinz Storbeck

, Lindie Schloms, Amanda Swart

11β-Hydroxyandrostenedione Returns to the Steroid Arena: Biosynthesis, Metabolism and Function

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Lindie Schloms, Carine Smith, Karl-Heinz Storbeck

, Jeanine L. Marnewick, Pieter Swart, Amanda C. Swart

Rooibos influences glucocorticoid levels and steroid ratios in vivo and in vitro: A natural approach in the management of stress and metabolic disorders?

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All papers authored by Karl-Heinz Storbeck