منابع مشابه
Pulling on a cytokine
In This Issue In This Issue Pulling on a cytokine he extracellular matrix (ECM) acts as a storage facility for tons of factors waiting to do business in the cell. Annes et al. (page 723) show that the ECM anchoring of one factor, the cytokine TGF- , is essential for its activation. The anchoring may give cells something to pull against, with the pulling mediating the activation. Most TGF- is ...
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Digital rectal examination (DRE) is stressed in medical training as an integral component of genitourinary evaluation. Criticism regarding this examination is, to most physicians, much ado about nothing. However, DRE is considered by many patients to be a truly invasive test, and therefore its role should be critically evaluated, as with any other medical test and procedure. In this spirit, a d...
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< a d d a r t t y p e = " r e l " d o i = " 1 0. 1 0 8 3 / j c b. 2 0 1 5 1 2 0 2 0 " > Salogiannis et al.< / a d d a r t > identify a linker protein that helps peroxisomes hitchhike through the cell on early endosomes. In most eukaryotic cells, organelles and other cargoes move through the cytoplasm along microtubules, using specifi c adaptor molecules to recruit microtubule-based motor protei...
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A survey of 150 papers from the Proceedings of the Eighth National Conference on Artificial Intelligence (AAAI-90) shows that AI research follows two methodologies, each incomplete with respect to the goals of designing and analyzing AI systems but with complementary strengths. I propose a mixed methodology and illustrate it with examples from the Proceedings. AAAI-90 Survey: Pulling Together o...
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ژورنال
عنوان ژورنال: Science
سال: 2007
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.316.5828.1101a