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Full-Text Articles in Physiology

Adaptation And Mal-Adaptation To Ambient Hypoxia; Andean, Ethiopian And Himalayan Patterns, Guoqiang Xing, Clifford Qualls, Luis Huicho, Maria Rivera-Ch, Tsering Stobdan, Marat Slessarev, Eitan Prisman, Shoji Ito, Hong Wu, Angchuk Norboo, Diskit Dolma, Moses Kunzang, Tsering Norboo, Jorge L Gamboa, Victoria E. Claydon, Joseph Fisher, Guta Zenebe, Amha Gebremedhin, Roger Hainsworth, Ajay Verma, Otto Appenzeller Jun 2008

Adaptation And Mal-Adaptation To Ambient Hypoxia; Andean, Ethiopian And Himalayan Patterns, Guoqiang Xing, Clifford Qualls, Luis Huicho, Maria Rivera-Ch, Tsering Stobdan, Marat Slessarev, Eitan Prisman, Shoji Ito, Hong Wu, Angchuk Norboo, Diskit Dolma, Moses Kunzang, Tsering Norboo, Jorge L Gamboa, Victoria E. Claydon, Joseph Fisher, Guta Zenebe, Amha Gebremedhin, Roger Hainsworth, Ajay Verma, Otto Appenzeller

Physiology Faculty Publications

The study of the biology of evolution has been confined to laboratories and model organisms. However, controlled laboratory conditions are unlikely to model variations in environments that influence selection in wild populations. Thus, the study of "fitness" for survival and the genetics that influence this are best carried out in the field and in matching environments.

Therefore, we studied highland populations in their native environments, to learn how they cope with ambient hypoxia. The Andeans, African highlanders and Himalayans have adapted differently to their hostile environment.

Chronic mountain sickness (CMS), a loss of adaptation to altitude, is common in the …


Enkephalin-Encoding Herpes Simplex Virus-1 Decreases Inflammation And Hotplate Sensitivity In A Chronic Pancreatitis Model, Hong Yang, Terry A. Mcnearney, Rong Chu, Ying Lu, Yong Ren, David C. Yeomans, Steven P. Wilson, Karin N. Westlund Feb 2008

Enkephalin-Encoding Herpes Simplex Virus-1 Decreases Inflammation And Hotplate Sensitivity In A Chronic Pancreatitis Model, Hong Yang, Terry A. Mcnearney, Rong Chu, Ying Lu, Yong Ren, David C. Yeomans, Steven P. Wilson, Karin N. Westlund

Physiology Faculty Publications

Background: A chronic pancreatitis model was developed in young male Lewis rats fed a high-fat and alcohol liquid diet beginning at three weeks. The model was used to assess time course and efficacy of a replication defective herpes simplex virus type 1 vector construct delivering human cDNA encoding preproenkephalin (HSV-ENK).

Results: Most surprising was the relative lack of inflammation and tissue disruption after HSV-ENK treatment compared to the histopathology consistent with pancreatitis (inflammatory cell infiltration, edema, acinar cell hypertrophy, fibrosis) present as a result of the high-fat and alcohol diet in controls. The HSV-ENK vector delivered to the pancreatic surface …