Nandakumar S Narayanan
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Explore the profile of Nandakumar S Narayanan including associated specialties, affiliations and a list of published articles.
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117
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2613
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Recent Articles
1.
Evans M, Hing B, Weber M, Maurer S, Baig A, Kim G, et al.
bioRxiv
. 2025 Jan;
PMID: 39763907
Maternal stress during pregnancy, or prenatal stress, is a risk factor for neurodevelopmental disorders in offspring, including autism spectrum disorder (ASD). In ASD, dorsal striatum displays abnormalities correlating with symptom...
2.
Vivanco-Suarez J, Woodiwiss T, Fiock K, Hefti M, Uc E, Narayanan N, et al.
Parkinsonism Relat Disord
. 2024 Dec;
107243.
PMID: 39721929
Introduction: Efficacy of deep brain stimulation (DBS) is established for several movement and psychiatric disorders. However, the mechanism of action and local tissue changes are incompletely described. We describe neurohistopathological...
3.
Oppman A, Paradee W, Narayanan N, Kim Y
J Neurosci Methods
. 2024 Dec;
415:110345.
PMID: 39701542
Background: Dopamine is a powerful neuromodulator of diverse brain functions, including movement, motivation, reward, and cognition. D1-type dopamine receptors (D1DRs) are the most prevalently expressed dopamine receptors in the brain....
4.
Bertolli A, Halhouli O, Liu-Martinez Y, Blaine B, Thangavel R, Zhang Q, et al.
bioRxiv
. 2024 Dec;
PMID: 39651256
Land-based mazes that require spatial cues to identify the location of a hiding-place are a low-stress method to evaluate learning rate and memory retention in mice. One version, the Barnes...
5.
Lingg R, Johnson S, Hinz D, Skog T, Lizarazu M, Romig-Martin S, et al.
Res Sq
. 2024 Nov;
PMID: 39569181
Generalizing aversive memories helps organisms avoid danger, whereas discriminating between dissimilar situations promotes opportunistic behaviors. We identified a novel pathway that controls the contextual specificity of memory consolidation of inhibitory...
6.
Narayanan N, Jourahmad Z, Cole R, Cavanagh J
Trends Cogn Sci
. 2024 Jul;
28(9):789-791.
PMID: 39003229
Cognitive impairments are common in Parkinson's disease (PD). We have linked this deficit to attenuated midfrontal 1-8-Hz activity that fails to engage cortical cognitive networks. We discuss the consequences of...
7.
Weber M, Narayanan N
Curr Biol
. 2024 Jul;
34(13):R616-R618.
PMID: 38981423
Time is a ubiquitous dimension of behaviour. A new study demonstrates that low-dimensional temporal drift in rodent anterior cingulate ensembles encodes cumulative experience. These data provide fresh insight into how...
8.
Hart A, Aldridge G, Zhang Q, Narayanan N, Simmering J
Neurology
. 2024 Jun;
103(2):e209570.
PMID: 38896813
Background And Objectives: Terazosin, doxazosin, and alfuzosin (Tz/Dz/Az) are α-1 adrenergic receptor antagonists that also bind to and activate a key adenosine triphosphate (ATP)-producing enzyme in glycolysis. It is hypothesized...
9.
Spicer M, Weber M, Luo Z, Yang J, Narayanan N, Fisher R
Psychopharmacology (Berl)
. 2024 Jun;
241(11):2255-2269.
PMID: 38856764
Mesolimbic dopamine (DA) transmission is believed to play a critical role in mediating reward responses to drugs of abuse, including alcohol (EtOH). The neurobiological mechanisms underlying EtOH-seeking behavior and dependence...
10.
Schultz J, Gander P, Workman C, Ponto L, Cross S, Nance C, et al.
medRxiv
. 2024 Jun;
PMID: 38826433
Background: Parkinson's disease (PD) is a prevalent neurodegenerative disorder where progressive neuron loss is driven by impaired brain bioenergetics, particularly mitochondrial dysfunction and disrupted cellular respiration. Terazosin (TZ), an α-1...