“Salmonella, meet mycobacteria.”

Salmonella in imported mangos: shoeleather and contemporary epidemiologic techniques together meet the challenge.

In this issue of Clinical Infectious Diseases, Sivapalasingam et al. [1] describe an elegant epidemiologic investigation of a mul-tistate outbreak of Salmonella enterica se-rotype Newport infection associated with mango consumption. The details of this investigation highlight a number of important issues demonstrating the substantial impact of recent changes in food processing and distribution ...

Leadership: Where organization studies meet ethics

Leadership Studies is a new interdisciplinary field of Organization Studies that is growing at a steady rate all over the world. Leadership studies are seen as a branch of Management and Organization Sciences despite its philosophical roots that can be traced back to Plato’s philosophical writings such as Laws, Politics, or The Republic. Starting from Burns’ seminal book, Leadership (1978), and...

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Surrounded by mycobacteria: nontuberculous mycobacteria in the human environment.

A majority of the Mycobacterium species, called the nontuberculous mycobacteria (NTM), are natural inhabitants of natural waters, engineered water systems, and soils. As a consequence of their ubiquitous distribution, humans are surrounded by these opportunistic pathogens. A cardinal feature of mycobacterial cells is the presence of a hydrophobic, lipid-rich outer membrane. The hydrophobicity o...

Level Rings Arising from Meet-distributive Meet-semilattices

The Alexander dual of an arbitrary meet-semilattice is described explicitly. Meet-distributive meet-semilattices whose Alexander dual is level are characterized.