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Gordon L. Klein, MD, MPH

adj_Faculty-KleinClinical Professor of Orthopaedic Surgery and Rehabilitation
Clinical Research


1963-1967, Government, B.A. Columbia University, New York, New York
1967-1970, Medicine, M.D (1971) , Albert Einstein College of Medicine, Bronx, NY
1970-1971, Post-graduate student Department of Investigative Medicine (Prof. Ivor Mills), University College (now Wolfson College) University of Cambridge, Cambridge, UK

Professional Training

1971-1974, Internship & Residency in Pediatrics, Stanford University Medical Center, Stanford, CA
1973, International Center for Medical Research and Training, Tulane University-Universidad del Valle, Cali, Colombia, March-April; elective study in clinical nutrition
1976-1978, The Johns Hopkins University School of Medicine, Baltimore, MD, Fellowship in Clinical Nutrition under Drs William C, MacLean, Jr., and George G. Graham, at the Nutrition Research Institute, Lima, Peru
1978-1980, UCLA Center for the Health Sciences, Los Angeles, CA, Fellowship in Pediatric Gastroenterology and Nutrition under Dr. Marvin E. Ament; coursework at the UCLA School of Public Health leading to MPH in Nutrition, December 1980

Military Service

1974-1976, U.S. Navy; Naval Regional Medical Center, Oakland, CA, LCDR Pediatric Staff.

Board Certifications

1976, American Board of Pediatrics
1990, Sub board of Pediatric Gastroenterology
Recertified Gastroenterology (1997, 2005)


California, G23628
Texas, H1793

Membership in Professional Societies

1976 – Present, American Academy of Pediatrics (emeritus 2011-)
1990, American Academy of Pediatrics, Section on Gastroenterology and Nutrition
1997, American Academy of Pediatrics, Section on International Child Health
1980 – Present, American Gastroenterological Association (Fellow 2011-)
1981 – Present, American Society for Bone and Mineral Research
1981 – Present, American Institute of Nutrition (now American Society of Nutrition)
1981 – Present, American Society for Clinical Nutrition (now American Society of Nutrition)
1982 – Present, North American Society for Pediatric Gastroenterology, Hepatology and Nutrition (emeritus 2011)
1984 – Present, North American Pediatric Bone and Mineral Working Group, Founder
1986 - Present, Society for Pediatric Research* (Senior Member, Emeritus member 2012)
1998 - Present, American Pediatric Society* (Emeritus member- 2012-)

Grants and Contracts

1979-1980, National Institutes of Health National Research Service Award
1980-1982, Principal Investigator(CAP Physician), Metabolic Bone Disease in Total Parenteral Nutrition, USPHS RR000865
1982-1984, Co-Investigator “Metabolic Bone Disease in Total Parenteral Nutrition”, USPHS AM 29926
1982-1984, Principal Investigator, Creation of an Animal Model for TPN Bone Disease, Edward G. Schlieder Educational Foundation
1985, Principal Investigator, Effect of aluminum on vitamin D metabolism in rats, City of Hope BRSG (USPHS 15.3.674)
1991-1993, Principal Investigator, Determination of target cell population and cytokine production associated with the bone-forming effect of fluoride,. John Sealy Memorial Endowment Fund New Creative Idea Grant
1993-1996, Principal Investigator, Bone Disease in Severely Burned Children (15877), Shriners Hospitals for Crippled Children
1996-1997, Principal Investigator, Long-term treatment of severely burned children with recombinant human growth hormone: A multi-center trial, Shriners Hospitals for Crippled Children (15877)
1997-1999, Principal Investigator, The role of magnesium repletion in burn-associated hypocalcemia and parathyroid hormone unresponsiveness, Shriners Hospitals for Crippled Children (8680)
1998-1999, Principal Investigator. The use of bisphosphonates to preserve bone mass in pediatric burn patients. Shriners Hospitals for Children (8640)
2000-2003, Principal Investigator, The use of bisphosphonates to preserve bone mass in pediatric burn patients, Shriners Hospitals for Children (8640); bridging funds 2003-05
2000-2005, Principal Investigator, Bone metabolism in children recovering from burn injury, NIH, NIGMS (1 P50 GM 60338)
2005-2009, Co-Investigator, NIH NIGMS 1 P50 GM60338, Anabolic Agents in Burns


1979, Delta Omega, UCLA Chapter, National Public Health Honor Society
1979-1980,National Institutes of Health National Research Service Award
1987, Sigma Xi, UTMB Chapter, National Scientific Research Society
1995, International Conferences on Calcium Regulating Hormones Travel Award to present at the XII International Conference on Calcium Regulating Hormones, Melbourne, Australia
2001, Nominated by UTMB for investigatorship in translational research, Howard Hughes Medical Institute, Bethesda MD
2002, Scientific Committee, 2002 International Osteoporosis Conference, Shanghai, China
2003, Organizing Committee, 2003 International Osteoporosis Conference, Beijing, China
2006, 2007, Nominated for Council, American Society for Bone and Mineral Research
2007, Selected for Expert Advisory Panel, International Society for Clinical Densitometry-International Conference on Children’s Bone Health First Pediatric Consensus Development Conference, Montreal, Canada
2007, Selected as a contributor to the Bone and Mineral Metabolism Section of Faculty of 1000
2008-2013, Selected for membership on the Editorial Board, Journal of Bone and Mineral Research
2011, Selected for Fellowship, American Gastroenterological Association (AGAF)
2012, Nominated for Board of Directors, International Bone and Mineral Society
2015, Selected for Editorial Board membership, Osteoporosis and Sarcopenia: a journal of the Asian Federation of Osteoporosis Societies

Select Recent Peer-Reviewed Publications (from a list of 75)

  1. Klein GL, Enkhbaatar P, Traber DL, Buja LM, Jonkam CC, Poindexter BJ, Bick RJ. Cardiovascular distribution of the calcium sensing receptor before and after burns. Burns, on-line. 10.1016/j.burns.2007.04.010; hard copy : 34: 370-75, 2008.
  2. Przkora R, Herndon DN, Sherrard DJ, Chinkes DL, Klein GL, Pamidronate preserves bone mass for at least two years following acute administration for pediatric burn injury, Bone, on-line doi: 10.1016/j.bone.2007.04.195, 8 May 2007; 41: 297-302, 2007.
  3. Klein GL, Herndon DN, Chen TC, Kulp G, Holick MF, Standard multivitamin supplementation does not improve vitamin D insufficiency after burns, J Bone Miner Metab, published on-line 17 March 2009, DOI: 10.1007/s00774-009-0065-7; 27: 502-506, 2009 (hard copy).
  4. Branski LK, Herndon DN, Barrow RE, Kulp G, Klein GL, Suman OE, Przkora R, Meyer W 3rd, Huang T, Lee JO, Chinkes DL, Mlcak RP, Jeschke MG. Randomized,controlled trial to determine the efficacy of long-term growth hormone treatment in severely burned children. Ann Surg published on-line 2 Sept 2009.PMID: 19734776; hard copy 250: 514-23, 2009.
  5. Poindexter BJ, Milner S, Klein GL, Bick RJ. Increase in intestinal defensins following burns in sheep. ePlasty, 2009; Dec 26. 10: 6e
  6. Bick RJ, Poindexter BJ, Sheikh-Hamad D, Santora RJ, Kozar RA, Klein GL. Changes in calcium-sensing Receptor and stanniocalcin-1 in the rat small intestine in response to ischemia-reperfusion injury. Current Topics In Peptide and Protein Research, 10: 37-43, 2009.
  7. Porro LJ, Herndon DN, Rodriguez NA, Jennings K, Klein GL, Mlcak RP, Meyer W, Lee J, Suman OE, Finnerty CC., Five year outcomes following oxandrolone administration in severely burned children: a randomized clinical trial of safety and efficacy, J Am Coll Surg,214: 489-502, 2012.
  8. Klein GL, Xie Y, Qin Y-X, Lin L, Hu M, Enkhbaatar P, Bonewald LF. Preliminary evidence of early bone resorption in a sheep model of burn injury: implications for the calcium-sensing receptor. J Bone Miner Metab, on-line June 2013; DOI: 10.1007/s00774-013-04834. Hard copy 32: 136-141, 2014.
  9. Borsheim E, Herndon DN, Hawkins HK, Suman OE, Cotter M, Klein GL. Pamidronate attenuates muscle loss following pediatric burn injury. J Bone Miner Res, published on-line 18 Dec 2013. Doi10.1002/jbmr.2162. hard copy: 29:1369-1372, 2014.
  10. Klein GL, Herndon DN, Le PT, Andersen CR, Benjamin D, Rosen CJ. The effect of burn injury on serum concentrations of sclerostin and FGF23. Burns, on-line. doi: 10.1016/j.burns.2015.04.001.

Other Publications and Presentations

Invited Presentations - 169
Accepted Abstracts - 179
Textbooks, Symposia, and Reviews - 89
Edited or Co-Edited Works - 4