منابع مشابه
Airing the word on pollution.
Biologically significant sites in a protein may be identified by contrasting the rates of synonymous (Ks) and non-synonymous (Ka) substitutions. This enables the inference of site-specific positive Darwinian selection and purifying selection. We present here Selecton version 2.2 (http://selecton. bioinfo.tau.ac.il), a web server which automatically calculates the ratio between Ka and Ks (u) at ...
متن کاملJennifer's ear: airing the issues.
Editorial Jennifer's ear: airing the issues Few people would have imagined that a general election campaign in the midst of a recession and with the future role of Britain in Europe at issue would have been dominated for a week by a story about a child having to wait for a minor elective operation. Yet that is exactly what happened in March, as the battle of Jennifer's ear was waged between the...
متن کاملThe de-airing clamp in cardiac surgery.
De-airing of the heart in open heart surgery is a necessary routine. Most of the air is evacuated from the heart before the aortic cross clamp is removed, but the de-airing may be continued even after declamping. One way to continue de-airing is to partially clamp the ascending aorta, proximally to the aortic cannula, in order to create a pocket for trapping residual air coming from the left ve...
متن کاملAiring out an antioxidant role for the tumor suppressor p53.
The tumor suppressor p53 exerts its activity by preventing DNA-damaged cells from dividing until either the chromosomal repair is effected or the cell undergoes apoptosis. Reactive oxygen species (ROS) are enhanced through the action of p53-mediated transcription of apoptosis-promoting genes; however, p53 also can promote the expression of many antioxidant genes that prevent apoptosis. New rese...
متن کاملSomatic complaints
The aim of the study was to determine the ageand gender-specific prevalence, at symptom level and cluster level, of somatic symptoms in a sample of 1512 participants (52.7% females) aged 10 to 25 years old. Somatic complaints were measured with the Psychosomatic Symptoms Scale (PSS), a 35-item scale that inquires about 35 somatic symptoms and sensations in the last 3 months. PSS shows acceptabl...
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ژورنال
عنوان ژورنال: British Dental Journal
سال: 2008
ISSN: 0007-0610,1476-5373
DOI: 10.1038/sj.bdj.2008.423