By Dietland Müller-Schwarze (auth.), Robert E. Johnston, Dietland Müller-Schwarze, Peter W. Sorensen (eds.)
The box of olfactory learn and chemical communique is within the early levels of innovative swap, and plenty of features of this revolution are mirrored within the chapters during this booklet. therefore, it's going to serve admirably as an up to date reference. First, quite a lot of vertebrate teams and species are represented. moment, there are very good experiences of particular themes and theoretical ways to conversation by way of odors, together with chapters on sign specialization and evolution in mammals, the evolution of hormonal pheromones in fish, alarm pheromones in fish, chemical repellents, the chemical signs inquisitive about endocrine responses in mice, and the talk over human pheromones. 3rd, there are interesting new findings awarded in several particular subject components, similar to the chemis attempt of pheromones in quite a lot of species (salamanders to elephants), the chemistry of proteins that keep an eye on the discharge of pheromones, the molecular biology and body structure of detection, coding and reaction to scent signs, the consequences of expertise on sensitivity to odors, the position of genes of the immune method in smell construction and in human mate selection, the functionality and conception of odor over-marks, the popularity of people and family members by way of odors, the impact of odors on predator-prey interactions, and using odors to aid keep watch over pests. This ebook is an offshoot of the 8th foreign Symposium on Chemical Sig nals in Vertebrates, held at Cornell college in Ithaca, big apple, July 20-25, 1997, hosted and arranged through Bob Johnston.
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Extra resources for Advances in Chemical Signals in Vertebrates
Accordingly, our approach is elementary and theoretical; its intent is to stimulate future study of hormonal pheromone evolution by providing a conceptual framework. We begin by defining terms relevant to three major concepts: factors which determine how pheromones evolve (intrinsic and extrinsic factors); categories of pheromonal stimuli (cues used in spying and signals used in communication); and pheromonal 'specialization'. Then we discuss in detail how intrinsic factors might influence the evolution of spying and communication and how these processes might be modulated by extrinsic factors.
G. 4]). Although we discuss intrinsic and extrinsic factors separately, they undoubtedly function together to drive the evolution of hormonal pheromones through a dynamic web of ecological, physiological and genetic relationships unique to each system. 2. Spying and Communication. We also recognize another fundamental dichotomy in pheromone function based on whether specialization for pheromone function is restricted to the receiver ('spying'), or whether specialization occurs in both the receiver and 26 P.
E. g. in controlled urinary pulses), or shifting the blend of stimuli found in the signal so that it stimulates the receiver in a more efficient manner. The second we term 'signal elaboration'; a term we use to describe processes that serve to increase information content. g. making the signal more specific and/or more clearly tied into a specific reproductive stage of the donor). Signal elaboration necessarily requires co-evolution of the signal donor and receiver, and therefore differs from cue elaboration in which change is restricted to the receiver.
Advances in Chemical Signals in Vertebrates by Dietland Müller-Schwarze (auth.), Robert E. Johnston, Dietland Müller-Schwarze, Peter W. Sorensen (eds.)