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Medical Biochemistry Commons

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Full-Text Articles in Medical Biochemistry

Dashing Away Hypertension: Evaluating The Efficacy Of The Dietary Approaches To Stop Hypertension Diet In Controlling High Blood Pressure, Preeya Shah Phd, Kyle D. Maxwell, Joseph I. Shapiro Md Nov 2015

Dashing Away Hypertension: Evaluating The Efficacy Of The Dietary Approaches To Stop Hypertension Diet In Controlling High Blood Pressure, Preeya Shah Phd, Kyle D. Maxwell, Joseph I. Shapiro Md

Biochemistry and Microbiology

The dietary approaches to stop hypertension (DASH) diet has been developed and popularized as a non-pharmaceutical intervention for high blood pressure reduction since 1995. However, to date, a comprehensive description of the biochemical rationale behind the diet’s principal guidelines has yet to be compiled. With rising interest for healthy and reliable life-style modifications to combat cardiovascular disease, this review aims to compile the most recent and relevant studies on this topic and make an informed assessment as to the efficacy of and underlying mechanisms operant in the DASH diet. Specifically, the merits of lowering dietary intake of sodium and saturated …


Pnaktide Inhibits Na/K-Atpase Reactive Oxygen Species Amplification And Attenuates Adipogenesis, Komal Sodhi, Kyle Maxwell, Yanling Yan, Jiang Liu, Muhammad Chaudhry, Morgan Getty, Zijian Xie, Nader G. Abraham, Joseph I. Shapiro Md Oct 2015

Pnaktide Inhibits Na/K-Atpase Reactive Oxygen Species Amplification And Attenuates Adipogenesis, Komal Sodhi, Kyle Maxwell, Yanling Yan, Jiang Liu, Muhammad Chaudhry, Morgan Getty, Zijian Xie, Nader G. Abraham, Joseph I. Shapiro Md

Biochemistry and Microbiology

Obesity has become a worldwide epidemic and is a major risk factor for metabolic syndrome. Oxidative stress is known to play a role in the generation and maintenance of an obesity phenotype in both isolated adipocytes and intact animals. Because we had identified that the Na/K-ATPase can amplify oxidant signaling, we speculated that a peptide designed to inhibit this pathway, pNaKtide, might ameliorate an obesity phenotype. To test this hypothesis, we first performed studies in isolated murine preadipocytes (3T3L1 cells) and found that pNaKtide attenuated oxidant stress and lipid accumulation in a dose-dependent manner. Complementary experiments in C57Bl6 mice fed …


Epigenetics As An Answer To Darwin’S “Special Difficulty,” Part 2: Natural Selection Of Metastable Epialleles In Honey Bee Castes, Douglas M. Ruden, Pablo E. Cingolani, Arko Sen, Wen Qu, Luan Wang, Marie-Claude Senut, Mark D. Garfinkel, Vincent E. Sollars, Xiangyi Lu Feb 2015

Epigenetics As An Answer To Darwin’S “Special Difficulty,” Part 2: Natural Selection Of Metastable Epialleles In Honey Bee Castes, Douglas M. Ruden, Pablo E. Cingolani, Arko Sen, Wen Qu, Luan Wang, Marie-Claude Senut, Mark D. Garfinkel, Vincent E. Sollars, Xiangyi Lu

Biochemistry and Microbiology

In a recent perspective in this journal, Herb (2014) discussed how epigenetics is a possible mechanism to circumvent Charles Darwin’s “special difficulty” in using natural selection to explain the existence of the sterile-fertile dimorphism in eusocial insects. Darwin’s classic book “On the Origin of Species by Means of Natural Selection” explains how natural selection of the fittest individuals in a population can allow a species to adapt to a novel or changing environment. However, in bees and other eusocial insects, such as ants and termites, there exist two or more castes of genetically similar females, from fertile queens to multiple …