Sexual motivation (desire) requires the simultaneous presence of an active central motive
state and a stimulus with sexual significance. Once activated, sexual motivation leads to …

Early and recent studies show that dopamine through its neuronal systems and receptor
subtypes plays different roles in the control of male sexual behavior. These studies show …

The term “asexual” has been defined in many different ways and asexuality has received
very little research attention. In a small qualitative study (N= 4), individuals who self …

Male sexual behavior comprises a complex pattern of genital and somatomotor responses,
elicited, directed, and maintained by external and internal signals. It includes copulation as …

There is much evidence that naturally occurring behaviors (eg, the ingestion of food and
water) and social behaviors (eg, play, maternal behavior) can induce a reward state. This …

We have investigated olfactory-mediated pre-ingestive behavior in leptin (ob/ob) and leptin
receptor (db/db) mutant mice compared to age-and gender-matched wild-type (wt) mice …

Background MAGEL2 is one of several genes typically inactivated in the developmental
obesity disorder Prader-Willi syndrome (PWS). The physiological consequences of loss of …

Olfaction is fundamental in many species of mammals. In rodents, the integrity of this system
is required for the expression of parental and sexual behavior, mate recognition …

Various lines of research indicate that sexual reward is mediated by opioids in both males
and females. In the first part I review basic ideas about sexual reward in humans followed by …

In rodents, sexual advertisement and gender recognition are mostly (if not exclusively)
mediated by chemosignals. Specifically, there is ample evidence indicating that female mice …