Converging evidence now indicates that the amygdala plays a crucial role in the development
and expression of conditioned fear. Conditioned fear is a hypothetical construct used to …

Here we provide a review of the animal and human literature concerning the role of the
amygdala in fear conditioning, considering its potential influence over autonomic and hormonal …

Data will be reviewed using the acoustic startle reflex in rats and humans based on our
attempts to operationally define fear vs anxiety. Although the symptoms of fear and anxiety are …

The aim of this paper is to explicate what is special about emotional information processing,
emphasizing the neural foundations that underlie the experience and expression of fear. A …

The vascular myogenic response refers to the acute reaction of a blood vessel to a change
in transmural pressure. This response is critically important for the development of resting …

We review the recent developments in the area of optical fiber grating sensors, including
quasi-distributed strain sensing using Bragg gratings, systems based on chirped gratings, …

Background The comparative effectiveness of treatments for prostate cancer that is detected
by prostate-specific antigen (PSA) testing remains uncertain. Methods We compared active …

Immunosuppressant drugs such as cyclosporin have allowed widespread organ
transplantation, but their utility remains limited by toxicities, and they are ineffective in chronic …

Background Between 1999 and 2009 in the United Kingdom, 82,429 men between 50 and
69 years of age received a prostate-specific antigen (PSA) test. Localized prostate cancer …

Schools have played a central role in the provision of physical activity to American children
and youth for more than a century. Physical education (PE) has been an institution in …