Am J Gastroenterol. 1994 Jun;89(6):915-23. The contribution of vitamin K2 (menaquinones) produced by the intestinal microflora to human nutritional requirements for vitamin K. Conly JM, Stein K, Worobetz L, Rutledge-Harding S. BACKGROUND: Coagulopathy manifest by elevation of the prothrombin time (PT) in patients receiving broad spectrum antimicrobials indirectly suggests a role for intestinal microflora synthesized [...]
J Med Assoc Thai. 2009 Sep;92 Suppl5:S1-3. The role of vitamin K2 on osteoblastic functions by using stem cell model. Bunyaratavej N, Sila-Asna M, Bunyaratavej A. Vitamin K2 (MK4) functions were investigated by using the induced skin cell into osteoblast compared with the control media.The real time PCR measured gene expression in both cultures at [...]