Mechano growth factor, a splice variant of IGF-1, promotes neurogenesis in the aging mouse brain
Laarmann K
Vitamin E Vitamin E is a class of fat-soluble vitamins, including four tocopherols (designated as , , , and ) and four tocotrienols (designated as , , , and ) 89 , 90 , of which the most biologically active isomer is -tocopherol 91 that can be obtained from wheat germ ( Triticum vulgare ), soybeans ( Glycine max (Linn.) Merr.), spinach ( Spinacia oleracea ), tomatoes ( Solanum lycopersicum L.), vegetable oil, cod ( Gadus morhua ) liver oil and other foods 92
differences in the duration of study, dosage of CLA, food/life styles, and selection of subjects