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Marine Biology

University of South Florida

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The Skp1 Homologs Skr-1/2 Are Required For The Caenorhabditis Elegans Skn-1 Antioxidant/Detoxification Response Independently Of P38 Mapk., Cheng-Wei Wu, Andrew Deonarine, Aaron Przybysz, Kevin Strange, Keith P. Chloe Oct 2016

The Skp1 Homologs Skr-1/2 Are Required For The Caenorhabditis Elegans Skn-1 Antioxidant/Detoxification Response Independently Of P38 Mapk., Cheng-Wei Wu, Andrew Deonarine, Aaron Przybysz, Kevin Strange, Keith P. Chloe

Molecular Biosciences Faculty Publications

SKN-1/Nrf are the primary antioxidant/detoxification response transcription factors in animals and they promote health and longevity in many contexts. SKN-1/Nrf are activated by a remarkably broad-range of natural and synthetic compounds and physiological conditions. Defining the signaling mechanisms that regulate SKN-1/Nrf activation provides insights into how cells coordinate responses to stress. Nrf2 in mammals is regulated in part by the redox sensor repressor protein named Keap1. In C. elegans, the p38 MAPK cascade in the intestine activates SKN-1 during oxidative stress by promoting its nuclear accumulation. Interestingly, we find variation in the kinetics of p38 MAPK activation and tissues with …


Assessing Climate Variability Effects On Dengue Incidence In San Juan, Puerto Rico, Pablo Méndez-Lázaro, Frank E. Muller-Karger, Daniel Otis, Matthew J Mccarthy, Marisol Peña-Orellana Sep 2014

Assessing Climate Variability Effects On Dengue Incidence In San Juan, Puerto Rico, Pablo Méndez-Lázaro, Frank E. Muller-Karger, Daniel Otis, Matthew J Mccarthy, Marisol Peña-Orellana

Marine Science Faculty Publications

We test the hypothesis that climate and environmental conditions are becoming favorable for dengue transmission in San Juan, Puerto Rico. Sea Level Pressure (SLP), Mean Sea Level (MSL), Wind, Sea Surface Temperature (SST), Air Surface Temperature (AST), Rainfall, and confirmed dengue cases were analyzed. We evaluated the dengue incidence and environmental data with Principal Component Analysis, Pearson correlation coefficient, Mann-Kendall trend test and logistic regressions. Results indicated that dry days are increasing and wet days are decreasing. MSL is increasing, posing higher risk of dengue as the perimeter of the San Juan Bay estuary expands and shorelines move inland. Warming …