William A. Truitt

ORCID: 0000-0002-0614-5206
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About
Contact & Profiles
Research Areas
  • Neurotransmitter Receptor Influence on Behavior
  • Stress Responses and Cortisol
  • Neuroendocrine regulation and behavior
  • Neuroscience and Neuropharmacology Research
  • Sleep and Wakefulness Research
  • Memory and Neural Mechanisms
  • Receptor Mechanisms and Signaling
  • Nicotinic Acetylcholine Receptors Study
  • Circadian rhythm and melatonin
  • Tryptophan and brain disorders
  • Sleep and related disorders
  • Neuroscience of respiration and sleep
  • Pain Mechanisms and Treatments
  • Hypothalamic control of reproductive hormones
  • Sexual function and dysfunction studies
  • Neuropeptides and Animal Physiology
  • Hormonal and reproductive studies
  • Adipose Tissue and Metabolism
  • Cannabis and Cannabinoid Research
  • Pregnancy-related medical research
  • Creativity in Education and Neuroscience
  • Regulation of Appetite and Obesity
  • Child and Adolescent Psychosocial and Emotional Development
  • Urinary Bladder and Prostate Research
  • Ovarian function and disorders

Indiana University – Purdue University Indianapolis
2014-2025

Indiana University School of Medicine
2012-2024

University School
2005-2020

Indiana University
2005-2020

Neurosciences Institute
2012-2018

University of California, Santa Barbara
2009

Maj Institute of Pharmacology
2009

Polish Academy of Sciences
2009

University of Cincinnati
2003-2004

University of Cincinnati Medical Center
2002-2003

We tested the significance of a population lumbar spinothalamic cells for male sexual behavior in rats. These are positioned to relay ejaculation-related signals from reproductive organs brain, and they express neurokinin-1 receptors. Ablation these neurons by selective toxin SSP-saporin resulted complete disruption ejaculatory behavior. In contrast, other components remained intact. results suggest that this plays pivotal role generation may be part spinal ejaculation generator.

10.1126/science.1073885 article EN Science 2002-08-29

The serotonin (5-HT) system is heavily implicated in the regulation of anxiety and trauma-related disorders such as panic disorder post-traumatic stress disorder, respectively. However, neural mechanisms how serotonergic neurotransmission regulates innate fear brain networks are poorly understood. Our earlier studies have identified that orexin (OX)/glutamate neurons within perifornical hypothalamic area (PFA) play a critical role adaptive pathological fear. While site-specific...

10.1038/s41398-024-02769-3 article EN cc-by Translational Psychiatry 2024-01-25

Homer proteins are constituents of scaffolding complexes that regulate the trafficking and function central Group1 metabotropic glutamate receptors (mGluRs) N-methyl-d-aspartate (NMDA) receptors. Research supports involvement these in ethanol-induced neuroplasticity mouse. In this study, we examined effects short versus long-term withdrawal from chronic ethanol consumption on receptor protein expression within striatal amygdala subregions selectively bred, alcohol-preferring P rats.For 6...

10.1111/j.1530-0277.2009.01030.x article EN Alcoholism Clinical and Experimental Research 2009-08-10

The precise pathways that convey copulation-related information to forebrain regions activated during male and female sexual behavior are poorly understood. Previous work from our laboratory others has demonstrated the existence of a spinothalamic pathway is candidate relay these areas. This originates population neurons in lumbar spinal cord containing several neuropeptides including galanin, located laminas 7 10 segments 3 4. To investigate involvement conveying information, we tested...

10.1523/jneurosci.23-01-00325.2003 article EN Journal of Neuroscience 2003-01-01

Panic patients are vulnerable to induction of panic attacks by sub-threshold interoceptive stimuli such as intravenous (i.v.) sodium lactate infusions. Facilitation serotonergic signaling with selective serotonin reuptake inhibitors can suppress anxiety and panic-like responses, but the mechanisms involved not clearly defined. We investigated effects i.v. 0.5 M or saline, in control panic-prone rats on c-Fos expression neurons within subdivisions midbrain/pontine raphe nuclei. Rats were...

10.1177/0269881107082900 article EN Journal of Psychopharmacology 2008-02-29

The development of successful pharmacotherapeutics for the treatment alcoholism is predicated upon understanding biological action alcohol. A limitation alcohol research field has been examining effects only and ignoring multiple active metabolites concept that a "pro-drug" not new. Alcohol readily metabolized to acetaldehyde within brain. Acetaldehyde highly reactive compound forms number condensation products, including salsolinol iso-salsolinol (acetaldehyde dopamine). Recent experiments...

10.3389/fnbeh.2013.00104 article EN cc-by Frontiers in Behavioral Neuroscience 2013-01-01

Abstract The rate of codependency for alcohol and nicotine is extremely high. Numerous studies have indicated that there a common genetic association alcoholism dependency. current experiments examined whether selective breeding high preference in rats may be associated with increased sensitivity the posterior ventral tegmental area ( pVTA ) to reinforcing properties nicotine. In addition, can directly bind serotonin‐3 (5‐ HT 3 receptor, which has been shown mediate other drugs abuse within...

10.1111/adb.12048 article EN Addiction Biology 2013-03-18
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