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Quantitative measurement of vitamin K2 (menaquinones) in various fermented dairy products using a reliable high performance liquid chromatography method
The effect of intraperitoneal administration of vitamin K2 on thermal and chemical pain following global cerebral ischemia in male Wistar rats
in mitochondrial function and production of free radicals. Adverse effects of elevated oxidative stress is a decrease in glutamate absorption that may cause increases in pain perception. Vitamin K2 is a fat-soluble vitamin, easily crosses the blood brain barrier...
Vitamin K2 protects PC12 cells against Aβ (1-42) and H2O2-induced apoptosis via p38 MAP kinase pathway
the protective effects of vitamin K2 on toxicity induced by (Aβ) (1-42) and H2O2 in PC12 cells as an appropriate model of Alzheimer's cell damage. PC12 cells pretreated with vitamin K2 (5-200 μM) for 4, 24 and 48 h, and exposed to either Aβ (25 µM) for 48 h or H2...
Reduction of chemical pain after intrathecal administration of vitamin K2 in the rats
Introduction . Vitamin K2 is a deriv ative of vitamin K. Effect o f vitamin K2 on the release and function of n eurotransmitters remain ed unknown; b ut du e to the effects of this substance in many neural processes, neu rod egen erative diseases (e...
Effects of intrathecal administration of vitamin K2 on formalin induced plantar inflammatory edema in rats
Background and Aim:Menaquinone-4, a derivative of vitamin K is synthesized by intestinal bacteria and in many studies the presence of vitamin K2 (Menaquinone-4) with important functions in the brain at high concentrations has been demonstrated...
Vitamin K2 can exert a protective effect against amyloid beta peptide induced PC12 cell toxicity
of vitamin K2 against toxicity and oxidative damage induced
by Aβ in PC12 cells as an appropriate model of Alzheimer's cell damage.
Methods : PC12 cells were pretreated with vitamin K2 (5, 10, 20, 50 µM) for 24h and then exposed
to Aβ...
Effects of vitamin K2 on Thermal and Mechanical Neuropathic Hyperalgesia in Male Rats
Introduction: Neuropathic pain is a chronic pain caused by sensory neural system defects. This type of pain disrupts life because it is non-responsive to the common pain killers and takes a long time if repairs. Vitamin K2 by its antioxidant...
Protective effect of vitamin K2 against hydrogen peroxide induced cell toxicity in PC12 Cells
INTRODUCTON: Alzheimer disease (AD) is a neurodegenerative disorder characterized by a progressive loss of cognitive function. This study aimed to investigate the protective effect of vitamin K2 on toxicity and oxidative damage induced by H2O2 in PC...
Protective effects of vitamin K2 on 6-OHDA-induced apoptosis in PC12 cells through modulation bax and caspase-3 activation
Neuroprotection using compounds with dual functions of anti-apoptotic and antioxidant effects fight against neurodegeneration. Vitamin K2 acts as a cofactor in many biochemical pathways, including sphingolipid synthesis in the nervous system, which...