For this, we consider a two-sex epidemic model for the transmission dynamics of HPV which includes screening, vaccination of adolescent boys and girls, and vaccination of sexually active adults. We first propose public ...

A diploid, closed, panmictic population that supports a Malthusian growth model is compartmentalized according to its genotype, for a specific locus, into three subpopulations: two homozygous and one heterozygous. Under ...

Usually in the real world the interactions between predators and their prey are influenced by several behaviors of both prey and predators. Collaboration or cooperation between predators is one of these behaviors, which ...

This work presents a mathematical model that assumes the existence of an animal population that, from an epidemiological point of view, is being affected by an infectious disease of the SIR type and, from an ecological ...

Biological community structure can be used as an ecological state descriptor, and the sensitivity of some taxonomic groups or biological entities to environmental conditions allows for their use as ecological state indicators. ...

Alcohol consumption is a problem of both social and health interest since consumption at an early age increases the probability of developing alcohol dependence, along with a series of risks associated with diseases, ...

Living systems are instances of far-from-equilibrium dissipative structures. Several theories about their origin have been proposed, but they are hard to test empirically. One promising strategy is to search the minimal ...