Their specificity for the host is partly achieved by specific host adhesion mechanisms. As adhesins are required for the first step of colonization, they also constitute key virulence factors and have ...

Photonic crystals are periodic optical structures that can control the flow of light. Multiple reflections from surfaces separated by a distance similar to the wavelength prevent an optical beam from ...

Cortisol is a stress hormone that helps in the short term, but chronically high levels may raise chronic disease risk, weight gain, and sleep issues. To naturally lower cortisol levels, focus on sleep ...

Cash, J. I., Jr., R. G. Eccles, N. Nohria, and R. Nolan. Building the Information-Age Organization: Structure, Control, and Information Technologies. 3rd ed. Irwin ...