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Full-Text Articles in Ecology and Evolutionary Biology

Possible Mechanisms Behind Impaired Glucose Metabolism In Niacin-Deficient Mice, Sierra Lopez Apr 2021

Possible Mechanisms Behind Impaired Glucose Metabolism In Niacin-Deficient Mice, Sierra Lopez

Student Research Symposium

Niacin, a component of vitamin B3, is necessary for the synthesis of nicotinamide adenine dinucleotide (NAD). NAD is an essential coenzyme in many biologic functions, including a number of metabolic processes that regulate glucose and fat homeostasis. Humans obtain niacin in its dietary form, common in meats, nuts, legumes and some leafy vegetables. While severe niacin deficiency, or pellagra, has been drastically reduced in the United States, some populations remain vulnerable to deficiency, particularly pregnant women, cancer patients, the elderly and alcoholics. Age-related NAD deficiency is emerging as being positively correlated with cognitive decline and impaired dermal repair.. At the …


Monitoring The Spatial Ecology Of Puma Concolor Along A Wildland-Urban Gradient, Natalie D'Souza, Tim Cromwell Apr 2021

Monitoring The Spatial Ecology Of Puma Concolor Along A Wildland-Urban Gradient, Natalie D'Souza, Tim Cromwell

Student Research Symposium

The wildland-urban gradient is a hotspot for human-wildlife conflict, as resources and land-use are often shared between the two. As humans encroach more into wildlife lands, humans become ecological players in urban, as well as wildland, ecosystems. Expanding into wildlife habitat creates gradients of human disturbance that can negatively alter ecosystem dynamics. Many species must adapt to human-dominated environments, or else face extinction. Cache Valley, Utah, has a growing wildland-urban interface that borders the southern Bear River Range, an extension of the Wasatch Front, and is mostly contained within Cache National Forest. Cache County is the sixth-fastest growing county in …