Allison M Zimmerman

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Delta-9-tetrahydrocannabinol (THC), cannabidiol (CBD), and cannabinol (CBN) inhibit fertilization in the sea urchin Strongylocentrotus purpuratus by reducing the fertilizing capacity of the sperm. Sperm fertility depends upon their motility, and their capacity to undergo the acrosome reaction upon encountering a specific ligand derived from the egg's jelly(More)
Cannabinoids are known to affect a number of cellular systems and functions, but the basis for their action is unclear. In this paper we review the current evidence describing cannabinoid effects on various levels of cellular structure and activity and we present our current studies on the influence of delta-9-tetrahydrocannabinol, cannabidiol and(More)
The object of this study was to investigate the potential association of infections, especially group A hemolytic streptococcal infection, with the abrupt onset/exacerbation of tics or obsessive-compulsive behaviors. A structured clinical interview was used to evaluate 80 consecutive children, 5-17 years of age, with a diagnosis of tic disorder. Forty-two(More)
OBJECTIVE To test whether girls with Tourette syndrome (TS) show subcortical morphology that differentiates them from control subjects. METHODS MRI-based subcortical assessment was completed on 19 girls with TS age 7 to 15 years, 11 with TS only, and 8 with TS plus attention deficit hyperactivity disorder (TS + ADHD), and on 21 age- and sex-matched(More)
BACKGROUND Men play crucial role in contraceptive decision-making, particularly in highly gender-stratified populations. Past research examined men's attitudes toward fertility and contraception and the association with actual contraceptive practices. More research is needed on whether men's attitudes on gender equality are associated with contraceptive(More)
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