1. Department of Chemistry, Merck Frosst Centre for Therapeutic Research, 16711 TransCanada Highway, Kirkland, Quebec, Canada H9H 3L1, Department of Biochemistry and Molecular Biology, Merck Frosst Centre for Therapeutic Research, 16711 TransCanada Highway, Kirkland, Quebec, Canada H9H 3L1, Department of Bone Biology & Osteoporosis, Merck Research Laboratories, West Point, Pennsylvania 19486, Department of Laboratory Animal Resources, Merck Research Laboratories, West Point, Pennsylvania 19486, and...