Adolescent stress is a risk factor for the initiation of nicotine use, but whether adolescent stress
can enhance nicotine reinforcement when it is initiated later in adulthood is unknown, and …

Objectives Dopamine has been implicated in many opioid-related behaviours, so we aimed
to investigate the role of this neurotransmitter in expression of morphine occasion setting. …

Introduction Interoceptive stimuli elicited by drug administration acquire conditioned modulatory
properties of the induction of conditioned appetitive behaviours by exteroceptive cues. …

… compared to characteristic atomic periods, and the atomic wave function can readily adjust
to the perturbing inQuence of the incident electron; this, of course, is just the basis for the adia…

Calculations of cross sections for fine-structure transitions in the second and third excited 2
P state of rubidium and cesium, respectively, have been carried out using a semiclassical …

… (27) Medical anthropologist Adia Benton concedes that local armies and police were guilty
of repressing certain segments of their own people, while foreign troops were generally well-…

… Thus the low-latitude lapse rate is not tied so closely to the moist adiabatic lapse rate in the
Mesozoic climate. Also, in the Mesozoic climate the middle latitudes are considerably warmer…

Personal acts, whether carried on alone or with others, are amenable to the same mode of
analysis as joint actions. They are concerted. This article deals with six dimensions of the …

Rationale Over the past decade, adolescent cigarette smoking has been declining. However,
adolescent nicotine consumption via electronic cigarettes is rapidly gaining popularity. …

Background: Depression is a prevalent psychiatric disorder characterized by heterogeneous
symptoms that can last a lifetime and remain even after several courses of antidepressant …