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• [Editorial] Ensuring Integrity in ScienceAuthor: Ralph J. Cicerone
• [News of the Week] Evolution: 'Toadness' a Key Feature for Global Spread of T...
On page 679 of this week's issue of Science, researchers reveal what enabled some toads to leave South America, where the first toads originated, for places far afield.
Author: Elizabeth Pennisi
• [Perspective] Evolution: Tinkering Inside the Organelle
Debate about eukaryote evolution includes alternate views on the processes that gave rise to mitochondria.
Authors: Felicity Alcock, Abigail Clements, Chaille Webb, Trevor Lithgow
• [Report] Gradual Adaptation Toward a Range-Expansion Phenotype Initiated the ...
The range expansions and species radiations of toads required the evolution of an optimal dispersal phenotype.
Authors: Ines Van Bocxlaer, Simon P. Loader, Kim Roelants, S. D. Biju, Michele Menegon, Franky Bossuyt
• [Report] Evolutionary Dynamics of Complex Networks of HIV Drug-Resistant Stra...
Modeling of data from the U.S. indicates the potential for an epidemic wave of antiretroviral-resistant HIV.
Authors: Robert J. Smith?, Justin T. Okano, James S. Kahn, Erin N. Bodine, Sally Blower
• Development of Myeloid Immune Cells
As leukocytes develop to maturity, they proceed through an array of phenotypically distinct intermediates. For T and B lymphocyte populations, the different developmental stages, anatomical locations, and cell signals required ? [Read more]
• Evolutionary Hops
In order for animals to colonize new environments and disperse, specific traits may be required. Toads form a large and ecologically diverse group and have achieved extremely wide distribution in ? [Read more]
• Transmission of Drug Resistance
Understanding the dynamics of drug-resistant strains of HIV and the key determinants affecting their evolution and spread is crucial for predicting future effects of drug treatment. Current models can only ? [Read more]
• [NEWS FOCUS] Death-Bed Prophecy
On the eve of its termination, SAGE KE takes a look at the future of research on aging.
• [PERSPECTIVE] Aging On the Job
As the population ages, will the workforce decline along with it?
British Medical Journal
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