2016
Algieri F, Rodriguez-Nogales A, Garrido-Mesa J, Camuesco D, Vezza T, Garrido-Mesa N,
Utrilla P, Rodriguez-Cabezas ME, Pischel I, Galvez J. Intestinal anti-inflammatory activity
of calcium pyruvate in the TNBS model of rat colitis: Comparison with ethyl pyruvate.
Biochem Pharmacol. 2016, 103, 53–63.

Rzymski P, Pischel I, Conrad F, Zwingers T, Rzymski P, Opala T. The bioavailability of 

calcium in the form of pyruvate, carbonate, citrate–malate in healthy postmenopausal
women. Eur food res technol. 2016, 242, 45-50.

2015
Olek RA, Luszczyk M, Kujach S, Ziemann E, Pieszko M, Pischel I, Laskowski R. Single
pyruvate intake induces blood alkalization and modification of resting metabolism in
humans. Nutrition, 2015, 31, 466-74.

2014
Da-Costa-Rocha I, Bonnlaender B, Sievers H, Pischel I, Heinrich M. Hibiscus sabdariffa
L. - a phytochemical and pharmacological review. Food Chem, 2014, 165, 424-43.
Oliver JM, Jagim AR, Pischel I, Jäger R, Purpura M, Sanchez A, Fluckey J, Riechman S,
Greenwood M, Kelly K, Meininger C, Rasmussen C, Kreider RB. Effects of short-term
ingestion of Russian Tarragon prior to creatine monohydrate supplementation on whole
body and muscle creatine retention and anaerobic sprint capacity: a preliminary
investigation. J Int Soc Sports Nutr, 2014, 11, 6.

Algieri F, Rodriguez-Nogales A, Garrido-Mesa N, Zorrilla P, Burkard N, Pischel I, Sievers
H, Benedek B, Feistel B, Walbroel B, Rodriguez-Cabezas ME, Galvez J. Intestinal antiinflammatory activity of the Serpylli herba extract in experimental models of rodent colitis.
J Crohns Colitis. 2014, 8, 775-88.

2013
Deldicque L, Van Proeyen K, Ramaekers M, Pischel I, Sievers H, Hespel P. Additive
insulinogenic action of Opuntia ficus-indica and leucine after exercise in healthy males. J
Int Soc Sports Nutr, 2013, 10, 45.

Joerin L, Kauschka M, Bonnlaender B, Pischel I, Benedek B, Butterweck V. Ficus carica
leaf extract modulates the lipid profile of rats fed with a high-fat diet through an increase
of HDL-C. Phytother Res, 2014, 28, 261-7.

2012
Oppliger B, Joerin L, Kauschka M, Pischel I, Bonnländer B, Feistel B, Benedek B,
Butterweck V. Potential herbal preparations for the prevention of the metabolic syndrome
in rats. Planta Med 2012; 78 - PF40.

Burkard N, Pischel I, Walas-Marcinek N, Garrido-Mesa N, Algieri F, Rodríguez-Nogales
A, Galvez J. Promising anti-inflammatory effect of Enterosol® in the rat TNBS model of
Inflammatory Bowel Disease (IBD). Poster at Intl’ Soc Ethnopharmacology Congress
2012, Graz, AT.

Oliver JM, Jagim AR, Sanchez AC, Kelley K, Galvan E, Fluckey J, Riechman S,
Greenwood M, Jäger R, Purpura M, Pischel I, Kreider RB. Effects of short-term ingestion
of Russian Tarragon prior to creatine monohydrate supplementation on whole body and
muscle creatine retention: a preliminary study. JISSN 2012, 9 (Suppl 1): P24.

Pischel I, Van Proeyen K, Hespel P. Dose finding of OpunDiaTM for its effect on oral
glucose tolerance and plasma insulin. JISSN 2012, 9 (Suppl 1): P25.
Greenwood M, Oliver JM, Jagim AR, Sanchez AC, Kelley K, Galvan E, Fluckey J,
Riechman S, Jäger R, Purpura M, Pischel I, Kreider RB. Effects of short-term ingestion of
Russian Tarragon prior to creatine monohydrate supplementation on anaerobic sprint
capacity: a preliminary study. JISSN 2012, 9 (Suppl 1): P7.

Van Proeyen K, Ramaekers M, Pischel I, Hespel P. Opuntia Ficus-Indica Ingestion
Stimulates Peripheral Disposal of Oral Glucose Before and After Exercise in Healthy Men.
International Journal of Sport Nutrition & Exercise Metabolism, IJSNEM 2012, 22, 284 –
291.

2011
Pischel I, Van Proeyen K, Hespel P. Effect of OpunDiaTM (O. ficus-indica extract) on oral
glucose tolerance and plasma insulin before and after exercise. JISSN 2011, 8 (Suppl 1):
P17.

Pischel I, Burkard N, Kauschka M, Butterweck V, Bloomer R. Potential application of
Russian Tarragon (Artemisia dracunculus L.) in health and sports. JISSN 2011, 8 (Suppl
1): P16.

Weinoehrl S, Feistel B, Pischel I, Kopp B, Butterweck V. Comparative Evaluation of Two
Different Artemisia dracunculus L. Cultivars for Blood Sugar Lowering Effects in Rats.
Phytother Res. 2011, Sep 23 (Epub); 2012 Apr; 26(4): 625-9.

Obolskiy D, Pischel I, Feistel B, Glotov N, Heinrich M. Artemisia dracunculus L.
(tarragon): a critical review of its traditional use, chemical composition, pharmacology,
and safety. J Agric Food Chem. 2011, 59(21): 11367-84.

Butterweck V, Semlin L, Feistel B, Pischel I, Bauer K, Verspohl EJ. Comparative
evaluation of two different Opuntia ficus-indica extracts for blood sugar lowering effects in
rats. Phytother Res. 2011, 25(3): 370-5.

2010
Godard MP, Ewing BA, Pischel I, Ziegler A, Benedek B, Feistel B. Acute blood glucose
lowering effects and long-term safety of OpunDia supplementation in pre-diabetic males
and females. J Ethnopharmacol. 2010, 130, 3: 631-634.
2009
Sang S, Pischel I, Feistel B, Benedek B. Trapping of reactive dicarbonyl compounds by
different Opuntia ficus-indica (L.) Mill. preparations in vitro. Planta Med 2009; 75 - PH6.
Obolskiy D, Pischel I, Siriwatanametanon N, Heinrich M. Garcinia mangostana L.: a
phytochemical and pharmacological review. Phytother Res. 2009, 23(8): 1047-65.
2008
Jäger R, Kendrick IP, Purpura M, Harris RC, Ribnicky DM, Pischel I. The effect of
Russian Tarragon (Artemisia dracunculus L.) on the plasma creatine concentration with
creatine monohydrate administration. JISSN 2008, 5 (Suppl 1): P4.
Hasse C, Feistel B, Felker P, Heinrich M, Wypyszyk S, Butterweck V, Godard M, Pischel
I. Opuntia - A cactus crop and its many health benefits. NutraCos Sept/Oct 2008, 17-22.
Sarawek S, Feistel B, Pischel I, Butterweck V. Flavonoids of Cynara scolymus possess
potent xanthinoxidase inhibitory activity in vitro but are devoid of hypouricemic effects in
rats after oral application. Planta Med. 2008, 74(3): 221-7.
2007
Pilaczyńska-Szczęśniak L, Rzymski P, Pischel I. Influence of combined botanical extract
preparation on blood lipids, glucose metabolism, leptin and homocysteine. Results from
double-blind randomized clinical trial. Herba Polonica 2007, 53, 4: 45-56.
Wyss M, Braissant O, Pischel I, Salomons GS, Schulze A, Stockler S, Wallimann T.
Creatine and creatine kinase in health and disease - a bright future ahead? Subcell
Biochem. 2007; 46: 309-34.
Pischel I, Gastner T. Creatine - its chemical synthesis, chemistry, and legal status.
Subcell Biochem. 2007; 46: 291-307.
Pischel I. Gewerbliche Schutzrechte als Marketing-Tool (Intellectual Property Rights as
Marketing Tools), 2007, MBA Thesis, University of Koblenz, Germany.
2006
Clouatre D, Pischel I. Garlic's odorless gentler cousin gives superior benefits for
normalizing blood pressure and cholesterol. NutraCos Nov/Dec 2006, 10-14.
Pilaczyńska-Szczęśniak L, Rzymski P, Pischel I. Influence of combined botanical extract
preparation on body composition – results from double blind randomized clinical trial. Arch
Med Sci 2006; 2, 3: 171-178.
Dartsch PC, Pischel I, Feistel B. A new natural, botanical based digestive aid called
nutrifin digest and its efficacy in promoting cellular processes. NutraCos Sept/Oct 2006, 2-
6.
Opala T, Rzymski P, Pischel I, Wilczak M, Wozniak J. Efficacy of 12 weeks
supplementation of a botanical extract-based weight loss formula on body weight, body
composition and blood chemistry in healthy, overweight subjects--a randomised doubleblind placebo-controlled clinical trial. Eur J Med Res. 2006 Aug 30; 11(8): 343-50.
2005
Badmaev V, Majeed M, Pischel I, Kumar RS. Zeaxanthin and lutein: biologically active
compounds. NutraCos May/Jun 2005, 26-30.
2004
Dimpfel W, Pischel I, Lehnfeld R. Effects of lozenge containing lavender oil, extracts from
hops, lemon balm and oat on electrical brain activity of volunteers. Eur J Med Res. 2004,
9(9): 423-31.
2003
Wang YW, Jones PJ, Pischel I, Fairow C. Effects of policosanols and phytosterols on lipid
levels and cholesterol biosynthesis in hamsters. Lipids. 2003, 38, 2:165-70.
2000 and older
Pischel I. Creatine: A small molecule and its large effects. Supplement Industry Executive
Nov/Dec 2000, 57-60.
Paradies HH, Quitschau P, Pischel I. Structure and Properties of Calcium Pyruvate in
Aqueous Solutions. Zeitschrift für Physikalische Chemie, 2000, 301-311.
Schuhbauer H, Pischel I. Alpha-Lipoic Acid: Up-And-Coming Antioxidant. Nutraceuticals
World. Oct 2000, 48-49.
Grimme S, Pischel I, Laufenberg S, Vögtle F. Synthesis, structure, and chiroptical
properties of the first 4-Oxa[7]Paracyclophane. Chirality 1998, 147-153.
Laufenberg S, Feuerbacher N, Pischel I, Börsch O, Nieger M, Vögtle F. New
Biphenylenophanes and Biphenylophanes - 1,8-Dimethylbiphenylene by Continuous
Vacuum Pyrolysis. Liebigs Annalen / Recueil, 1997, 1901 - 1906.
Grimme S, Pischel I, Nieger M, Vögtle F. X-Ray and quantum chemical studies of strained
phenanthrenes. J. Chem. Soc., Perkin Trans. 2, 1996, 2771 – 2774.
Pischel I, Grimme S, Kotila S, Nieger M, Vögtle F. A Configurationally Stable
Pyrrolohelicene: Experimental and Theoretical Structure-Chiroptic Relationships.
Tetrahedron: Asymmetry, 1996, 7: 109-116.
Pischel I, Nieger M, Archut A, Vögtle F. Chiral Dithia[n]paracyclophanes-Synthesis,
Crystal Structure, and Chiroptical Properties. Tetrahedron 1996, 52:10043-52.
Pischel I, Struktur-Chiroptik-Korrelation an neuen planar-chiralen und helikalen
Molekülen, Inaugural-Dissertation (Structure-Chiroptic-Correlation on new planar-chiral
and helical molecules, PhD-Thesis), 1995, University of Bonn, Germany.
Grimme S, Pischel I, Vögtle F, Nieger M. Experimental and Theoretical Study of
Dithia[n]metacyclophanes: Syntheses, Chiroptical properties and Conformational
Analysis. J. Am. Chem. Soc. 1995, 117: 157-162.
Pischel I. Lamotrigin – ein neues Antikonvulsivum in der Epilepsietherapie. Psycho 1994,
20: 582.
Müller B, Pischel I, Nieger M, Vögtle F. Deformierte chirale [n]Metacyclophane. Chem.
Ber. 1994, 127: 759-765.
Vögtle F, Pischel I, Grimme S. Chirale Meta- und Paracyclophane – Synthese, Struktur
und Chiroptische Eigenschaften. 1995, 25. GDCh-Hauptversammlung, Münster, OC128.
Pischel I, Planar-chirale Metacyclophane, Diplomarbeit (Planar-chiral Metacyclophanes,
MS-Thesis), 1993, University of Bonn, Germany.
Pischel I, B. Müller, Vögtle F. Neue chirale und deformierte [n]Metacyclophane. 1993, 24.
GDCh-Hauptversammlung, Hamburg, OC55.