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Laboratory and Basic Science Research Commons

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Full-Text Articles in Laboratory and Basic Science Research

Identification & Quantitation Of Bacteria In Emergency Eyewash Bottles Used In Science Laboratories, Christopher J. Woolverton, Jerry Lillestedt Oct 2013

Identification & Quantitation Of Bacteria In Emergency Eyewash Bottles Used In Science Laboratories, Christopher J. Woolverton, Jerry Lillestedt

Christopher J. Woolverton

No abstract provided.


Use Of Veterinary Records To Teach Laboratory Thinking Skills In Biology, Christopher Woolverton Oct 2013

Use Of Veterinary Records To Teach Laboratory Thinking Skills In Biology, Christopher Woolverton

Christopher J. Woolverton

No abstract provided.


Human Monoclonal Antibodies Directed Against Toxins A And B Prevent Clostridium Difficile-Induced Mortality In Hamsters, Gregory Babcock, Teresa Broering, Hector Hernandez, Robert Mandell, Katherine Donahue, Naomi Boatright, Anne Stack, Israel Lowy, Robert Graziano, Deborah Molrine, Donna Ambrosino, William Thomas Aug 2013

Human Monoclonal Antibodies Directed Against Toxins A And B Prevent Clostridium Difficile-Induced Mortality In Hamsters, Gregory Babcock, Teresa Broering, Hector Hernandez, Robert Mandell, Katherine Donahue, Naomi Boatright, Anne Stack, Israel Lowy, Robert Graziano, Deborah Molrine, Donna Ambrosino, William Thomas

William D Thomas Jr

Clostridium difficile is the leading cause of nosocomial antibiotic-associated diarrhea, and recent outbreaks of strains with increased virulence underscore the importance of identifying novel approaches to treat and prevent relapse of Clostridium difficile-associated diarrhea (CDAD). CDAD pathology is induced by two exotoxins, toxin A and toxin B, which have been shown to be cytotoxic and, in the case of toxin A, enterotoxic. In this report we describe fully human monoclonal antibodies (HuMAbs) that neutralize these toxins and prevent disease in hamsters. Transgenic mice carrying human immunoglobulin genes were used to isolate HuMAbs that neutralize the cytotoxic effects of either toxin …


Female Rats Display Enhanced Rewarding Effects Of Ethanol That Are Hormone Dependent, Laura O'Dell Jul 2013

Female Rats Display Enhanced Rewarding Effects Of Ethanol That Are Hormone Dependent, Laura O'Dell

Laura Elena O'Dell

Background: Ethanol (EtOH) abuse is a major health and economic concern, particularly for females who appear to be more sensitive to the rewarding effects of EtOH. This study compared sex differences to the rewarding and aversive effects of EtOH using place-conditioning procedures in rats. Methods: Separate groups of adult (male, female, ovariectomized [OVX] female) and adolescent (male and female) rats received EtOH (0, 0.5, 1.0, 2.0 or 2.5 g/kg; i.p.) and were confined to their initially nonpreferred side of our conditioning apparatus for 30 minutes. On alternate days, they received saline and were confined to the other side. Following 5 …


A Mechanistic Hypothesis Of The Factors That Enhance Vulnerability To Nicotine Use In Females, Laura O'Dell May 2013

A Mechanistic Hypothesis Of The Factors That Enhance Vulnerability To Nicotine Use In Females, Laura O'Dell

Laura Elena O'Dell

Women are particularly more vulnerable to tobacco use than men. This review proposes a unifying hypothesis that females experience greater rewarding effects of nicotine and more intense stress produced by withdrawal than males. We also provide a neural framework whereby estrogen promotes greater rewarding effects of nicotine in females via enhanced dopamine release in the nucleus accumbens (NAcc). During withdrawal, we suggest that corticotropin-releasing factor (CRF) stress systems are sensitized and promote a greater suppression of dopamine release in the NAcc of females versus males. Taken together, females display enhanced nicotine reward via estrogen and amplified effects of withdrawal via …