Prasad, Puttur, Ph.D.
Member, Tumor Signaling and Angiogenesis Program
Professor, Obstetrics and Gynecology
Professor, Biochemistry and Molecular Biology
Associate Professor, Graduate Studies
GRU Cancer Center
1120 15th Street, CN 1163
Phone: (706) 721-1761
As a member of the Molecular Oncology Program working with molecular signaling and genomics/epigenomics, Dr. Prasad’s research interests include nutrient and drug transporters in the placenta and causes and effects of post-partum depression.
Rosario FJ, Jansson N, Kanai Y, Prasad PD, Powell TL, Jansson T. Maternal Protein Restriction in the Rat Inhibits Placental Insulin, mTOR, and STAT3 Signaling and Down-Regulates Placental Amino Acid Transporters. Endocrinology. 2011 Feb 1. [Epub ahead of print]
Singh N, Thangaraju M, Prasad PD, Martin PM, Lambert NA, Boettger T, Offermanns S, Ganapathy V. Blockade of dendritic cell development by bacterial fermentation products butyrate and propionate through a transporter (Slc5a8)-dependent inhibition of histone deacetylases. J Biol Chem. 2010 Sep 3;285(36):27601-8.
Bozard BR, Ganapathy PS, Duplantier J, Mysona B, Ha Y, Roon P, Smith R, Goldman ID, Prasad P, Martin PM, Ganapathy V, Smith SB. Molecular and biochemical characterization of folate transport proteins in retinal M ller cells. Invest Ophthalmol Vis Sci. 2010 Jun;51(6):3226-35.
Miyauchi S, Gopal E, Babu E, Srinivas SR, Kubo Y, Umapathy NS, Thakkar SV, Ganapathy V, Prasad PD. Sodium-coupled electrogenic transport of pyroglutamate (5-oxoproline) via SLC5A8, a monocarboxylate transporter. Biochim Biophys Acta. 2010 Jun;1798(6):1164-71.
Xu N, Bhagavath B, Kim HG, Halvorson L, Podolsky RS, Chorich LP, Prasad P, Xiong WC, Cameron RS, Layman LC. NELF is a nuclear protein involved in hypothalamic GnRH neuronal migration. Mol Cell Endocrinol. 2010 May 5;319(1-2):47-55.
Thangaraju M, Karunakaran SK, Itagaki S, Gopal E, Elangovan S, Prasad PD, Ganapathy V. Transport by SLC5A8 with subsequent inhibition of histone deacetylase 1 (HDAC1) and HDAC3 underlies the antitumor activity of 3-bromopyruvate. Cancer. 2009 Oct 15;115(20):4655-66.
Ganapathy PS, Moister B, Roon P, Mysona BA, Duplantier J, Dun Y, Moister TK, Farley MJ, Prasad PD, Liu K, Smith SB.Endogenous elevation of homocysteine induces retinal neuron death in the cystathionine-beta-synthase mutant mouse. Invest Ophthalmol Vis Sci. 2009 Sep;50(9):4460-70.
Thangaraju M, Cresci GA, Liu K, Ananth S, Gnanaprakasam JP, Browning DD, Mellinger JD, Smith SB, Digby GJ, Lambert NA, Prasad PD, Ganapathy V. GPR109A is a G-protein-coupled receptor for the bacterial fermentation product butyrate and functions as a tumor suppressor in colon. Cancer Res. 2009 Apr 1;69(7):2826-32.
Ganapathy V, Thangaraju M, Prasad PD. Nutrient transporters in cancer: relevance to Warburg hypothesis and beyond. Pharmacol Ther. 2009 Jan;121(1):29-40.
Thangaraju M, Carswell KN, Prasad PD, Ganapathy V. Colon cancer cells maintain low levels of pyruvate to avoid cell death caused by inhibition of HDAC1/HDAC3. Biochem J. 2009 Jan 1;417(1):379-89.
Ananth S, Karunakaran S, Martin PM, Nagineni CN, Hooks JJ, Smith SB, Prasad PD, Ganapathy V. Functional identification of a novel transport system for endogenous and synthetic opioid peptides in the rabbit conjunctival epithelial cell line CJVE. Pharm Res. 2009 May;26(5):1226-35.
Thakkar SV, Miyauchi S, Prasad PD, Ganapathy V. Stimulation of Na+/Cl–coupled opioid peptide transport system in SK-N-SH cells by L-kyotorphin, an endogenous substrate for H+-coupled peptide transporter PEPT2. Drug Metab Pharmacokinet. 2008;23(4):254-62.
Umapathy NS, Dun Y, Martin PM, Duplantier JN, Roon P, Prasad P, Smith SB, Ganapathy V. Expression and function of system N glutamine transporters (SN1/SN2 or SNAT3/SNAT5) in retinal ganglion cells. Invest Ophthalmol Vis Sci. 2008 Nov;49(11):5151-60.
Thangaraju M, Cresci G, Itagaki S, Mellinger J, Browning DD, Berger FG, Prasad PD, Ganapathy V. Sodium-coupled transport of the short chain fatty acid butyrate by SLC5A8 and its relevance to colon cancer. J Gastrointest Surg. 2008 Oct;12(10):1773-81; discussion 1781-2.
Karunakaran S, Umapathy NS, Thangaraju M, Hatanaka T, Itagaki S, Munn DH, Prasad PD, Ganapathy V. Interaction of tryptophan derivatives with SLC6A14 (ATB0,+) reveals the potential of the transporter as a drug target for cancer chemotherapy. Biochem J. 2008 Sep 15;414(3):343-55.
Ganapathy V, Thangaraju M, Gopal E, Martin PM, Itagaki S, Miyauchi S, Prasad PD. Sodium-coupled monocarboxylate transporters in normal tissues and in cancer. AAPS J. 2008;10(1):193-9.