Matthew Feldhammer, Ph.D.

Matthew Feldhammer Ph.D.

Associate Professor & Medical Director, Clinical Chemistry, Toxicology and Point of Care Testing

Department: Department of Pathology and Laboratory Medicine
Business Phone: (904) 244-7815

Clinical Profile

Specialties
  • Clinical Chemistry and Toxicology
Languages
  • Speaks English and French

Publications

2023
Cannabis positivity rates in 17 emergency departments across the United States with varying degrees of marijuana legalization.
Clinical toxicology (Philadelphia, Pa.).61(4):248-259[DOI] 10.1080/15563650.2023.2177552.[PMID] 37129223.
2023
DHCR7 Expression Predicts Poor Outcomes and Mortality from Sepsis.
Research square.():-[DOI] 10.21203/rs.3.rs-2500497/v1.[PMID] 36778468.
2023
DHCR7 Expression Predicts Poor Outcomes and Mortality From Sepsis.
Critical care explorations.5(6):e0929-[DOI] 10.1097/CCE.0000000000000929.[PMID] 37332366.
2021
A Survey of Sigma Metrics across Three Academic Medical Centers.
The journal of applied laboratory medicine.6(5):1264-1275[DOI] 10.1093/jalm/jfab028.[PMID] 34060592.
2019
Dilution of Urine Followed by Adulteration in an Attempt to Deceive the Laboratory.
Journal of analytical toxicology.43(1):e7-e9[DOI] 10.1093/jat/bky059.[PMID] 30192938.
2017
Anabasine Is a Poor Marker for Determining Smoking Status of Transplant Patients.
Clinical chemistry.63(2):604-606[DOI] 10.1373/clinchem.2016.265546.[PMID] 27986784.
2017
Biphasic Zika Illness With Rash and Joint Pain.
Open forum infectious diseases.4(3):ofx133-[DOI] 10.1093/ofid/ofx133.[PMID] 28761900.
2017
Downregulation of PTP1B and TC-PTP phosphatases potentiate dendritic cell-based immunotherapy through IL-12/IFNγ signaling.
Oncoimmunology.6(6):e1321185-[DOI] 10.1080/2162402X.2017.1321185.[PMID] 28680757.
2013
PTP1B: a simple enzyme for a complex world.
Critical reviews in biochemistry and molecular biology.48(5):430-45[DOI] 10.3109/10409238.2013.819830.[PMID] 23879520.
2010
Analysis of the biogenesis of heparan sulfate acetyl-CoA:alpha-glucosaminide N-acetyltransferase provides insights into the mechanism underlying its complete deficiency in mucopolysaccharidosis IIIC.
The Journal of biological chemistry.285(41):31233-42[DOI] 10.1074/jbc.M110.141150.[PMID] 20650889.
2010
PTP1B targets the endosomal sorting machinery: dephosphorylation of regulatory sites on the endosomal sorting complex required for transport component STAM2.
The Journal of biological chemistry.285(31):23899-907[DOI] 10.1074/jbc.M110.115295.[PMID] 20504764.
2009
Protein misfolding as an underlying molecular defect in mucopolysaccharidosis III type C.
PloS one.4(10):e7434-[DOI] 10.1371/journal.pone.0007434.[PMID] 19823584.
2009
Sanfilippo syndrome type C: mutation spectrum in the heparan sulfate acetyl-CoA: alpha-glucosaminide N-acetyltransferase (HGSNAT) gene.
Human mutation.30(6):918-25[DOI] 10.1002/humu.20986.[PMID] 19479962.
2007
Arginine methylation of the HIV-1 nucleocapsid protein results in its diminished function.
AIDS (London, England).21(7):795-805[DOI] .[PMID] 17415034.

Office Information

Academic Office
1st Floor, Clinical Center
655 West 8th Street, C505
Jacksonville, FL 32209
(904) 244-5076
Matthew.Feldhammer@jax.ufl.edu
Executive Assistant
Stephanie Crawford
(904) 244-7815
stephanie.crawford@jax.ufl.edu

Education

Ph.D., Biochemistry
2015 · McGill University, Montreal, Canada
Clinical Chemistry and Toxicology Fellowship
2017 · Emory University School of Medicine, Atlanta, GA, USA