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Human pheromones and the definition of life

August 14, 2012 James V. Kohl 0

Given the odds against non carbon-based life on other planets, perhaps some of us need definitions to tell us what life is. Others will look at what’s known about our adaptive evolution via ecological, social, neurogenic, and socio-cognitive niche construction…

Species specificity in gene expression in the brain

August 7, 2012 James V. Kohl 0

Chemical ecology is, of course, responsible for adaptive evolution via ecological, social, neurogenic, and socio-cognitive niche construction (i.e., brain development). How could anything else but chemicals (nutrient chemicals and pheromones) be responsible for similarities and differences in cell types of the brain in different species?

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Passing On Stress

May 22, 2012 James V. Kohl 0

In species from microbes to man receptor-mediated changes caused by nutrient chemicals and pheromones alter intracellular signaling and stochastic gene expression.