Leonard J. Deftos

Biochemical Evaluation of Patients with Cancer-Associated Hypercalcemia

Andrew F. Stewart, Ronald L. Horst, Leonard J. Deftos et al. · New England Journal of Medicine · 1980 · 717 citations

New biochemical marker for bone metabolism. Measurement by radioimmunoassay of bone GLA protein in the plasma of normal subjects and patients with bone disease.

Paul A. Price, Jacqueline G. Parthemore, Leonard J. Deftos · Journal of Clinical Investigation · 1980 · 658 citations · Full text

New Biochemical Marker, Plasma Bgp, Osteoporosis +21

Secretion of Chromogranin A by Peptide-Producing Endocrine Neoplasms

Daniel T. O’Connor, Leonard J. Deftos · New England Journal of Medicine · 1986 · 484 citations

Adrenal Gland, Signal Transduction, Peptide Hormones +12

The role of 1 alpha, 25-dihydroxyvitamin D in the mediation of intestinal hyperabsorption of calcium in primary hyperparathyroidism and absorptive hypercalciuria.

Roy A. Kaplan, Mark R. Haussler, Leonard J. Deftos et al. · Journal of Clinical Investigation · 1977 · 295 citations · Full text

Control Group, Urology, Absorptive Hypercalciuria +15

Chromogranin A: Immunohistology reveals its universal occurrence in normal polypeptide hormone producing endocrine glands

Daniel T. O’Connor, Douglas W. Burton, Leonard J. Deftos · Life Sciences · 1983 · 245 citations

Developmental Biology, Pituitary Gland, Endocrine Mechanism +8