eraclea, a line of skin care products that delivers measurable results to help maintain healthy, youthful-looking skin, began nearly four decades ago when two friends started on a quest to find a better way to hydrate and refresh aging skin.    Dr. Janet L. Denlinger PhD, who was on the medical faculty at Columbia University and later co-founded a biotech research company, and Morgan Hare, a medical and cosmetics marketing executive, were unhappy with the superficial skin care products availab...