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Full-Text Articles in Medical Sciences

Epigenetic Role Of Ptip In Mouse Spermatogenesis, Chengjing Liu Jan 2015

Epigenetic Role Of Ptip In Mouse Spermatogenesis, Chengjing Liu

Theses, Dissertations and Capstones

In mammals, spermatogenesis is a biological process inside the testis to produce spermatozoa from spermatogonia. This process is governed by both genetic and epigenetic mechanisms and thus is a powerful system for epigenetic research. Methylation of histone 3 lysine 4 (H3K4) is an epigenetic mark, which has been found to be dynamically modulated in mouse male germ cells during spermatogenesis. Pax2 Transactivation domain Interaction Protein (PTIP) has been recently identified as part of a H3K4 methyltransferase complex. In this study, I hypothesize that PTIP is an essential epigenetic regulator in mouse spermatogenesis. To test this hypothesis, I first established a …


Cerium Oxide Nanoparticles Attenuate Polymicrobial Sepsis Induced Splenic Damage In Male Sprague Dawley Rats, Venkata Vinay Kumar Bandarupalli Jan 2015

Cerium Oxide Nanoparticles Attenuate Polymicrobial Sepsis Induced Splenic Damage In Male Sprague Dawley Rats, Venkata Vinay Kumar Bandarupalli

Theses, Dissertations and Capstones

Sepsis is a serious life threatening medical emergency which, if not treated properly, oftentimes results in organ failure and death. Current sepsis treatment protocols are largely centered on the use of antibiotics and supportive care. Recent studies have suggested that antibiotics fail to be effective for sepsis treatment when administered during hypo-dynamic phase of sepsis that is usually characterized by the presence of a cytokine storm. As such, there is an urgent need to develop novel therapeutic drugs that target the inflammatory cytokines that are secreted as a result of increased reactive oxygen species. Cerium oxide nanoparticles (CeO2) have been …