OBJECTIVE To evaluate the independent effects of exposure to others who smoke and receptivity to tobacco advertising on adolescent smoking practices and the moderating influence of depression on these relationships. METHODS Participants were 1,123 high school freshmen who completed a self-report survey as part of a longitudinal investigation of the biobehavioral predictors of adolescent smoki...

Chemical communication via chemosensory signaling is an essential process for promoting and modifying reproductive behavior in many species. During courtship in plethodontid salamanders, males deliver a mixture of non-volatile proteinaceous pheromones that activate chemosensory neurons in the vomeronasal epithelium (VNE) and increase female receptivity. One component of this mixture, Plethodont...

STUDY QUESTION Does the combined oral contraceptive pill (COCP) change endometrial gene expression when used for cycle programming? SUMMARY ANSWER COCP used for scheduling purposes does not have a significant impact on endometrial gene expression related to endometrial receptivity. WHAT IS KNOWN ALREADY Controversy exists around COCP pretreatment for IVF cycle programming, as some authors c...

A study was conducted to evaluate the effect of short-term relocation and male exposure on receptivity rate, kindling rate and total born per litter in lactating does under an artificial insemination (AI) programme. Thirty-two, 2-month-old New Zealand White rabbits were randomly allocated to one of four treatments: (1) relocation and male exposure; (2) relocation without male exposure; (3) no r...