EHPnet: Silicon Valley Toxics Coalition

EHPnet: Taking Inventory of Toxics

Many cellular systems rely on the ability to interpret spatial heterogeneities in chemoattractant concentration to direct cell migration. The accuracy of this process is limited by stochastic fluctuations in the concentration of the external signal and in the internal signaling components. Here we use information theory to determine the optimal scheme to detect the location of an external chemo...

EHPnet: Silicon Lungs

Background: To evaluate the effectiveness and safety of the support given to women by a companion of their choice during labor and delivery. Methods: A total of 212 primiparous women were enrolled in a randomized controlled clinical trial carried out between February 2004 and March 2005. One hundred and five women were allocated to the group in which support was permitted and 107 to the group i...

A Theory of Silicon Valley

This paper presents a model of the software-focused, venture-backed entrepreneurship found in the San Francisco Bay Area, or “Silicon Valley.” Three kinds of markets matter in the model: (1) the financial market for venture capital, (2) the labor market for engineers, and (3) the collection of product markets successful technology companies serve. The key economic actors are elite “engineers” w...

EHPnet.

After attending the sarcoma session of the 1990 meeting of the American Society for Clinical Oncology, one might be forgiven for wondering if chemotherapy for metastatic soft tissue sarcoma (STS) has come a full circle. It is 18 years since the South West Oncology Group (SWOG) published results of the first large scale study of doxorubicin (ADR) (O'Bryan et al., 1973). In 45 evaluable patients ...

The Neponset Valley Community Health Coalition: an elder dental program.