Douglas Shepard

A month–long effect from a single injection of microencapsulated human growth hormone

Olufunmi L. Johnson, Jeffrey L. Cleland, Hyejung Lee et al. · Nature Medicine · 1996 · 293 citations

Growth Hormone, Human Growth, Medicine +6

The Stabilization and Encapsulation of Human Growth Hormone into Biodegradable Microspheres

Olufunmi L. Johnson, Warren Jaworowicz, Jeffrey L. Cleland et al. · Pharmaceutical Research · 1997 · 217 citations

Relationship in humans between ascorbic acid consumption and levels of total and reduced ascorbic acid in lens, aqueous humor, and plasma

Allen Taylor, Paul F. Jacques, Daniel J. Nadler et al. · Current Eye Research · 1991 · 126 citations

Relationship between Dietary Intake and Tissue Levels of Reduced and Total Vitamin C in the Nonscorbutic Guinea Pig

Joseph J. Berger, Douglas Shepard, Frank D. Morrow et al. · Journal of Nutrition · 1989 · 90 citations

Animal Physiology, Nutrition, Nutrient Physiology +9

Dietary calorie restriction in the Emory mouse: effects on lifespan, eye lens cataract prevalence and progression, levels of ascorbate, glutathione, glucose, and glycohemoglobin, tail collagen breaktime, DNA and RNA oxidation, skin integrity, fecundity, and cancer

Allen Taylor, Ruth D. Lipman, Jessica Jahngen-Hodge et al. · Mechanisms of Ageing and Development · 1995 · 83 citations

Metabolic Syndrome, Nutrition, Body Composition +13