منابع مشابه
Desperately seeking silicon
be able to inherit adaptive immunity to infectious diseases such as polio, which requires rearrangement of DNA in somatic immune cells — the lymphocytes. Although adaptive immunity is not known to be heritable, the inheritance of somatic genetic information in ciliates has long been known to occur. Further support for this form of inheritance comes from studies of DNA deletion in ciliates. In T...
متن کاملDesperately seeking supersymmetry (SUSY)
The discovery of x-rays and radioactivity in the waning years of the 19th century led to one of the most awe-inspiring scientific eras in human history. The 20th century witnessed a level of scientific discovery never before seen or imagined. At the dawn of the 20th century only two forces of nature were known—gravity and electromagnetism. The atom was believed by chemists to be the elemental, ...
متن کاملDesperately seeking doctors.
Deer aren't the only targets when hunting season begins in Ontario each fall. Physician shortages throughout the province mean fall job fairs that bring recruiters and soon-to-be practising physicians together are growing in popularity, with some communities offering incentives to would-be-recruits as competition increases. Barbara Sibbald reports on a fair organized by the University of Ottawa.
متن کاملDesperately Seeking Chiral Fermions
It has proven difficult to couple chiral fermions to lattice gauge fields [1]. One approach introduces an interpolation of the lattice gauge field to a continuum gauge field. Then the fermion functional integrals are regulated, for each individual gauge field, by another regulator, which will be denoted here by M . Examples include Pauli-Villars or a finer lattice of spacing 1/M . The idea is n...
متن کاملDesperately seeking an upside.
Oncology Nursing Society (ONS) Executive Director Bridget Culhane, RN, MN, MS, CAE, uses e-mail technology to good effect. She has established a list of ONS leaders and groups to whom she can send periodic e-mail alerts about information of particular interest or in need of immediate attention. A few weeks ago, she notified us of the impending publication of an important article in the New Engl...
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ژورنال
عنوان ژورنال: BioScience
سال: 2015
ISSN: 1525-3244,0006-3568
DOI: 10.1093/biosci/biv019