Ambrus JL, Lassman HB, DeMarchi JJ. 1967. Absorption of exogenous and endogenous proteolytic enzymes. Clinical Pharmacology and Therapeutics 8(3):362-8.

Bailey SP. 1999. Effects of protease supplementation on muscle soreness following downhill running. Medicine and Science in Sports and Exercise 31(5):A214, S76.

Beaufort F. 1990. Reduction of radiation side effects by hydrolytic enzymes. Therapeutikon 4(10):577-580.

Beazell JM. 1941. A re-examination of the role of the stomach in the digestion of carbohydrates and protein. American Journal of Physiology 132:42-50.

Bergeim O. 1926. Salivary Digestion in the Human Stomach and Intestines. Archives of Internal Medicine 37:112.

Bergkvist R, Svard PC. 1964. Studies on the thrombolytic effect of a protease from Aspergillus oryzae. Acta Physiol Sand 60:363-371.

Boivin M, Lanspa SJ, Zinsmeister AR, Go VL, DiMagno EP. 1990. Are diets associated with different rates of human interdigestive and postprandial pancreatic enzyme secretion? Gastroenterology 99(6):1763-71.

Boyne PS, Medhurst H. 1967. Oral anti-inflammatory enzyme therapy in injuries in professional footballers. The Practitioner 198:543-546.

Brudnak MA, Rimland B, Kerry RE, Dailey M, Taylor R, Stayton B, Waickman F, Waickman M, Pangborn J, Buchholz I. 2002. Enzyme-based therapy for autism spectrum disorders -- is it worth another look? Medical Hypotheses 58(5):422-8.

Champagne ET. 1988. Effects of pH on mineral-phytate, protein-mineral-phytate, and mineral-fiber interactions. Possible consequences of atrophic gastritis on mineral bioavailability from high-fiber foods. Journal of the American College of Nutrition 7(6):499-508.

Dandelot_Keller MP, Buri P, Charollais E. 1992. [The importance of lipases in the digestive tract for the hydrolysis of lipid excipients and enzyme substitution therapy]. Pharmaceutica Acta Helvetiae 67(3):66-9.

Dietrick RE. 1965. Oral proteolytic enzymes in the treatment of athletic injuries: a double-blind study. Penn Med J 68:35.

Duskova M, Wald M. 1999. Orally administered proteases in aesthetic surgery. Aesthetic Plastic Surgery 23(1):41-4.

Frenhani PB, Burini RC. [Mechanism of action and control in the digestion of proteins and peptides in humans]. Arquivos de Gastroenterologia 36(3):139-47.

Gardner ML. 1984. Intestinal assimilation of intact peptides and proteins from the diet--a neglected field? Biological Reviews of the Cambridge Philosophical Society 59(3):289-331.

Gardner ML. 1988. Gastrointestinal absorption of intact proteins. Annual Review of Nutrition 8:329-50.

Gardner ML, Wood D. 1989. Transport of peptides across the gastrointestinal tract. Biochemical Society Transactions 17(5):934-7.

Goldman JA, Lerman RH, Contois JH, Udall JN. 1986. Behavioral effects of sucrose on preschool children. Journal of Abnormal Child Psychology 14(4):565-77.

Griffin SM, Alderson D, Farndon JR. 1989. Acid resistant lipase as replacement therapy in chronic pancreatic exocrine insufficiency: a study in dogs. Gut 30(7):1012-5.

Hall EE, Bailey SP, Derr SJ, Barnes ME, Miller PC. 2001. Effects of protease supplementation on affective and RPE responses during and following downhill running. Medicine and Science in Sports and Exercise 33(5):s584.

Helffrich L. 2000. Complementing Health with Digestive Enzymes. Nutrition in Complementary Care, A Dietetic Practice Group of the American Dietetic Association 2(6).

Holtmann G, Kelly DG, Sternby B, DiMagno EP. 1997. Survival of human pancreatic enzymes during small bowel transit: effect of nutrients, bile acids, and enzymes. The American Journal of Physiology 273(2 Pt 1):G553-8.

Horvath K, Papadimitriou JC, Rabsztyn A, Drachenberg C, Tildon JT. 1999. Gastrointestinal abnormalities in children with autistic disorder. The Journal of Pediatrics 135(5):559-63.

Horvath K, Perman JA. 2002. Autism and gastrointestinal symptoms. Curr Gastroenterol Rep 4(3):251-8.

Isenman L, Liebow C, Rothman S. 1999. The endocrine secretion of mammalian digestive enzymes by exocrine glands. The American Journal of Physiology 276(2 Pt 1):E223-32.

Kamal_Eldin A, Appelqvist LA. 1996. The chemistry and antioxidant properties of tocopherols and tocotrienols. Lipids 31(7):671-701.

Kay RM. 1982. Dietary fiber. Journal of Lipid Research 23(2):221-42.

Kelly GS. 1997. Hydrochloric acid: Physiological functions and clinical implications. Alternative Medicine Review 2(2):116-127.

Kiessling H, Svensson R. 1970. Influence of an enzyme from Aspergillus oryzae, protease I, on some components of the fibrinolytic system. Acta Chemica Scandinavica (Copenhagen, Denmark : 1989) 24(2):569-79.

Klein G, Kullich W. 1999. [Reducing pain by oral enzyme therapy in rheumatic diseases]. Wiener Medizinische Wochenschrift 149(21-22):577-80.

Krasinski SD, Russell RM, Samloff IM, Jacob RA, Dallal GE, McGandy RB, Hartz SC. 1986. Fundic atrophic gastritis in an elderly population. Effect on hemoglobin and several serum nutritional indicators. Journal of the American Geriatrics Society 34(11):800-6.

Lambert R, Martin F, Vagne M. 1968. Relationship between hydrogen ion and pepsin concentration in human gastric secretion. Digestion 1(2):65-77.

Lennard_Jones JE. 1983. Functional gastrointestinal disorders. The New England Journal of Medicine 308(8):431-5.

Libicky A, Nouza K. 1996. [Systemic enzyme therapy]. Ceska a Slovenska Farmacie: Casopis Ceske Farmaceuticke Spolecnosti a Slovenske Farmaceuticke Spolecnosti 45(2):51-7.

Lie KK, Larsen RD, Posch JL. 1969. Therapeutic value of oral proteolytic enzymes following hand surgery. Archives of Surgery (Chicago, Ill.: 1960) 98(1):103-4.

Liebow C, Rothman SS. 1972. Membrane transport of proteins. Nature: New Biology 240(101):176-8.

Lin MY, Dipalma JA, Martini MC, Gross CJ, Harlander SK, Savaiano DA. 1993. Comparative effects of exogenous lactase (beta-galactosidase) preparations on in vivo lactose digestion. Digestive Diseases and Sciences 38(11):2022-7.

Martin GJ, Brendal R, Beiler JM. 1957. Uptake of labelled chymotrypsin across the GI. American Journal of Pharmacology 129:194-197.

Martini MC, Kukielka D, Savaiano DA. 1991. Lactose digestion from yogurt: influence of a meal and additional lactose. The American Journal of Clinical Nutrition 53(5):1253-8.

Miller J. 1968. Absorption of proteolytic enzymes from the gastrointestinal tract. Clinical Medicine 75:35-40.

Miller PC, Bailey SP, Barnes ME, Derr SJ, Hall EE. 2001. Effects of protease supplementation on muscle soreness and contractile performance following downhill running. Medicine and Science in Sports and Exercise 33(5):s123.

Mustafa T, Srivastava KC. 1990. Ginger (Zingiber officinale) in migraine headache. Journal of Ethnopharmacology 29(3):267-73.

Navratil L, Navratilova B, Knizek J, Erosova Z, Fikackova H, Kymplova J. 2003. Possibilities of current use of non-invasive laser therapy and systemic enzymotherapy in stomatology. Journal of Applied Biomedicine 1:13-19.

New SA, Robins SP, Campbell MK, Martin JC, Garton MJ, Bolton_Smith C, Grubb DA, Lee SJ, Reid DM. 2000. Dietary influences on bone mass and bone metabolism: further evidence of a positive link between fruit and vegetable consumption and bone health? The American Journal of Clinical Nutrition 71(1):142-51.

Nouza K. 1994. [Outlooks of systemic enzyme therapy in rheumatoid arthritis and other immunopathological diseases]. Acta Univ Carol [Med] (Praha) 40(1-4):101-4.

Nouza K, Olejár T, Nouza M. 1999. [Proteases in the control and modulation of immunity]. Klinická imunológia a alergológia 3:22-27.

Nouza K, Wald M. 1995. [Systemic enzyme therapy: problems of resorption of enzyme macromolecules]. Casopis Lekaru Ceskych 134(19):615-9.

O_Keefe SJ. 1996. Nutrition and gastrointestinal disease. Scandinavian Journal of Gastroenterology. Supplement 220:52-9.

Prochaska LJ, Piekutowski WV. 1994. On the synergistic effects of enzymes in food with enzymes in the human body: A literature survey and analytical report. Medical Hypotheses 42:355-362.

Rothman S, Liebow C, Isenman L. 2002. Conservation of digestive enzymes. Physiological Reviews 82(1):1-18.

Rovenský J, Žlnay D, Miceková D, Tuchynová A, Rauová L. 1997. [Our Experience with the Use of Hydrolytic Enzymes in the Therapy of Inflammatory Rheumatic Diseases]. Rheumatológia 11(2):103-104.

Sandstrom B, Abrahamsson H. 1989. Zinc absorption and achlorhydria. European Journal of Clinical Nutrition 43(12):877-9.

Sharp GS, Fister HW. 1967. The diagnosis and treatment of achlorhydria: ten-year study. Journal of the American Geriatrics Society 15:786-791.

Srivastava KC, Mustafa T. 1989. Ginger (Zingiber officinale) and rheumatic disorders. Medical Hypotheses 29(1):25-8.

Srivastava KC, Mustafa T. 1992. Ginger (Zingiber officinale) in rheumatism and musculoskeletal disorders. Medical Hypotheses 39(4):342-8.

Thompson EH, Wolf ID, Aleen CE. 1973. Ginger rhizome: a new source of proteolytic enzyme. Journal of Food Science 38(4):652-655.

Theriault A, Chao JT, Gapor A. 2002. Tocotrienol is the most effective vitamin E for reducing endothelial expression of adhesion molecules and adhesion to monocytes. Atherosclerosis 160(1):21-30.

Triadou N, Bataille J, Schmitz J. 1983. Longitudinal study of the human intestinal brush border membrane proteins. Distribution of the main disaccharidases and peptidases. Gastroenterology 85(6):1326-32.

Tursi JM, Phair PG, Barnes GL. 1994. Plant sources of acid stable lipases: potential therapy for cystic fibrosis. Journal of Paediatrics and Child Health 30(6):539-43.

Udall JN, Walker WA. 1982. The physiologic and pathologic basis for the transport of macromolecules across the intestinal tract. Journal of Pediatric Gastroenterology and Nutrition 1(3):295-301.

Wapnir RA. 1990. Protein Nutrition and Mineral Absorption. Boca Raton: CRC Press. 334 p.

Zemanova K, Svitkova_Herenyiova D, Navratil L, Foltynova V. 2000. [Our experiences with combination of enzyme therapy and laser therapy in enthesopathies]. Sbornik Lekarsky 101(3):249-54.