Associate Professor
Department of Physiology and Biophysics
UCHSC at Fitzsimons

RC-1 North Tower, P18-7121. PO Box 6511, Mail Stop F8307. Tel (303) 724-4531. Fax (303) 724-4501.
Email sukumar.v@uchsc.edu

| Academic Appointments | Education | Honors & Awards | Service | Publications | Abstracts |

Associate Professor, Dept. of Physiology and Biophysics, UCD, 2003-present

Assistant Professor, Dept. of Physiology and Biophysics, UCD, 1997- 2003

Assistant Research Scientist, Dept. of Biology, UCSD, 1994-1996

Assistant Research Biologist, Dept. of Biology, UCSD, 1992-1994.

Postdoctoral Fellow (AHA), Dept. of Biology, UCSD, 1990-1992.

Postdoctoral Fellow (MDA), Dept. of Biology, UCSD, 1989.

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B.Sc.,University of Delhi, India, 1978

M.Sc., Postgraduate Institute of Medical Education and Research, Chandigarh, India, 1980

Ph.D., Indian Institute of Science, Bangalore, India, 1987.

Postdoctoral Training- University of California San Diego, 1988-1992- Area - Neuroscience

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Grant-in-Aid, American Heart Association, California Affiliate, 1995-97.

Grant-in-Aid, American Heart Association, California Affiliate, 1992-94.

Postdoctoral Fellowship, American Heart Association, 1990-92.

Postdoctoral Fellowship, Muscular Dystrophy Association, 1989.

Research Associate, Indian Institute of Science, 1986-87.

NIH RO1 'Calcium Signaling by Hippocampal Nicotinic Receptors' 11/98-present.

NIH Cutting Edge Basic Research Award (CEBRA)- 07/2005- 06/2007

Invited Speaker, Gordon Research Conference-‘Excitation-Contraction Coupling’ 06/2006.

Invited Speaker: 10th Neuropharmacology Conference, New Orleans, November 2-4, 2000.

Excellence in Teaching Award, 1998, 2005.

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Ad-Hoc Reviewer: Journal of Neurophysiology, Neuroscience, British Journal of Pharmacology, J. Neurosci., PNAS,  Science.

Ad Hoc member NIH Study Section- MDCN (2001), CNNT (2005).

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• Sukumar, V., and Sastry, P.S. (1987). Triacylglycerol synthesis in developing seeds of groundnut (Arachis hypogaea ) : Acyl CoA synthetase and sn -glycerol-3-phosphate acyltransferase in the maturing seed. Biochem.Inter. 14, 719-726.
• Sukumar, V., and Sastry, P.S. (1987). Triacylglycerol synthesis in developing seeds of groundnut (Arachis hypogaea ) :Studies on phosphatidic phosphohydrolase and diacylglycerol acyltransferase. Biochem. Inter. 14, 1153-1158.
• Vijayaraghavan, S., Schmid, H.A., Halvorsen, S.W., and Berg, D.K. (1990). Cyclic AMP dependent phosphorylation of a neuronal nicotinic acetylcholine receptor a-type subunit. J. Neurosci. 10, 3255-3262.
• Schmid, H.A., and Vijayaraghavan, S. (1992). Inhibition of the nicotinic acetylcholine response by serotonergic and muscarinic agents in chick ciliary ganglion neurones. Neuropharmacology 31, 1001-1008.
• Vijayaraghavan,S., Pugh, P.C., Zhang, Z-w., Rathouz, M.M., and Berg, D.K. (1992). Nicotinic receptors that bind a-bungarotoxin on neurons raise intracellular free Ca++. Neuron 8, 353-362.
• Vijayaraghavan,S., Schmid, H.A., and Mapp, K.S. (1993). Serotonin modulates nicotinic responses from adrenal chromaffin cells. J. Neurochem . 61, 324-331.
• Zhang, Z-w., Vijayaraghavan,S., and Berg, D.K. (1994). Neuronal acetylcholine receptors that bind a-bungarotoxin with high affinity function as ligand-gated ion channels. Neuron 12, 167-177.
• S.Vijayaraghavan (1994). Science for art's sake. Nature 372, 590.
• Vijayaraghavan, S., Huang, B., Blumenthal,E.W., and Berg, D.K. (1995). Arachidonic acid as a possible negative feedback regulator of neuronal acetylcholine receptor function. J. Neurosci., 15, 3679-3687.
• Berg, D.K., Zhang, Z-w, Conroy, W.G., Pugh, P.C., Corriveau, R.A., Romano, S.J., Huang,B., and Vijayaraghavan, S. (1995). Expression, function and regulation of neuronal acetylcholine receptors containing the a7 gene product. In: The Effects of Nicotine on Biological Systems II Eds. P.Clarke, M.Quik, K.Thurau, and F.Adlkofer (Birkhauser Verlag, Basel), pp 61-68.
• Rathouz, M.M., Vijayaraghavan, S., and Berg, D.K. (1995). Acetylcholine differentially affects intracellular calcium via nicotinic and muscarinic receptors on the same population of neurons. J. Biol. Chem., 270, 14366-14375.
• Berg, D.K., Conroy, W.G., Corriveau, R.A., Pugh, P.C., Romano, S.J., Zhang, Z-w, and Vijayaraghavan, S. (1995). Properties of a7-containing acetylcholine receptors and their expression in both neurons and muscle. In Proceedings of the 5th International Neuromuscular Meeting. (Ed. K. Fukushima;), pp 128-134.
• Rothhut, B., Romano, S.J., Vijayaraghavan, S., and Berg, D.K.(1996) Posttranslational regulation of neuronal acetylcholine receptors stably expressed in a mouse fibroblast cell line. J. Neurobiol. 29, 115-125.
• Rathouz, M.M., Vijayaraghavan, S., and Berg, D.K. (1996). Calcium permeability of neuronal nicotinic receptors. Mol. Neurobiol., 12, 117-131.
• Berger, F., Gage, F.H., and Vijayaraghavan, S. (1998). Nicotinic Receptor-Induced Apoptotic Cell Death of Hippocampal Progenitor Cells. J. Neurosci. 1998 18(17), 6871-6881.
• Breeze, L.J., and Vijayaraghavan, S. (2000). Optical imaging of presynaptic nicotinic function. Neuropharmacol. 39, 2706-2714.
• Sharma, G., and Vijayaraghavan, S. (2001). Nicotinic cholinergic signaling in hippocampal astrocytes involves calcium-induced calcium release from intracellular stores. Proc. Natl. Acad. Sci. 98, 4148-4153.
• Rizzoli, S. and Vijayaraghavan, S. (2002).  Calcium rise in the soma of cultured septal neurons trigger calcium waves in astrocytes Brain Res. 957, 287-297.
• Sharma, G. and Vijayaraghavan, S. (2002).  Nicotinic receptor signaling in non-excitable cells.  J. Neurobiol. 53, 524-534 .
• Svoboda, K., Vijayaraghavan,S., and Tanguay, R.L. (2002).  Nicotine delays zebrafish motoneuron development.  J. Neurosci. 22, 10731-10741.
• Sharma, G. and Vijayaraghavan, S. (2003). Modulation of presynaptic store calcium induces release of glutamate and postsynaptic firing.  Neuron  38, 929-939.
• Chen C, Tsina E, Cornwall MC, Crouch RK, Vijayaraghavan S, Koutalos Y.(2005).  Reduction of All-trans Retinal to All-trans Retinol in the Outer Segments of Frog and Mouse Rod Photoreceptors.  Biophys J. 88, 2278-2287.
• Song, Z., Vijayaraghavan, S. and Sladek,C (2006).  Simultaneous Exposure to ATP and Phenylephrine Induces a Sustained Elevation in the Intracellular Calcium Concentration in Supraoptic Neurons. Am. J. Physiol. Reg. Comp. Integ. Physiol. 291, R37-45.
• Ghatpande, A.S., Sivaraaman, K., and Vijayaraghavan, S. (2006). Store Calcium Mediates Cholinergic effects on mIPSCs in the Rat Main Olfactory Bulb. J. Neurophysiol. 95, 1345-1355.
• Song, Z, Vijayaraghavan,S., Sladek, C. (2007). ATP Increases Intracellular Calcium in Supraoptic Neurons by Activation of Both P2X and P2Y Purinergic Receptors. Am. J. Physiol. Reg. Comp. Integ. Physiol. 292:R423-31.
  

CONTENTS

• Vijayaraghavan, S., Schmid, H.A., Halvorsen, S.W., and Berg, D.K. (1989). Cyclic-AMP dependent phosphorylation of nicotinic acetylcholine receptors in chick ciliary ganglion neurons. Soc. Neurosci. Abs. # 203.6
  
• Vijayaraghavan, S., Rathouz, M.M., Pugh, P.C., and Berg, D.K. (1991). Nicotinic receptors that bind a-bungarotoxin raise intracellular free Ca++. Soc. Neurosci.Abs. # 14.10.
  
• Huang, B., Vijayaraghavan, S., and Berg, D.K. (1993). Feedback regulation of nicotinic responses in neurons by arachidonic acid. Soc. Neurosci. Abs. # 195.6.
  
• Zhang, Z-w., Vijayaraghavan, S., and Berg, D.K. (1993). Neuronal ACh receptors binding a-Bgt are ligand-gated ion channels that permit Ca++ entry. Soc. Neurosci Abs. # 195.3
  
• Rothhut,B., Romano, S., Vijayaraghavan, S., and Berg, D.K. (1994). Posttranslational regulation of neuronal ACh receptors destined for the cell surface. Soc. Neurosci. Abs. # 466.12.
  
• Rathouz, M.M., Vijayaraghavan, S., and Berg, D.K. (1994). Differential effects on calcium levels in neurons caused by nicotinic and muscarinic receptors. Soc. Neurosci. Abs. # 466.13.
  

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