New Peoples, Renewed Debates

New and renewed perspectives on embryonic

1. Abstract 2. Introduction / Function of Lineage in Development 3. Emergence of Pluripotency 3.1. Teratoma formation 3.2. Pluripotency in developing embryos 3.3. Embryonic Stem Cells 4. Factors Associated with Pluripotency 4.1. Extrinsic stimuli 4.2. Intrinsic transcription factor network 4.3. Epigenetic controls 4.3.1. Cell cycle progression 4.3.2. Chromatin modification 5. Role of Pluripoten...

New Light on the Peoples of Micronesia.

Science, a weekly journal. io published each Friday by the American Association for the Advancement of Science at The Business Press, Incorporated, N. Queen St. and McGovern Ave., Lancaster, I'a. Founded in 1880. it has been since 1900 the official publication of the AAAS. Editorial and Advertising Offices, 1515 Massachusetts Avenue. N.W.. Washington I, D. C. Telephone. EXecutive or 6061. Cable...

Old and new: influencing health policy debates.

The return of thalidomide: new uses and renewed concerns--reply.

The humoral response to HIV-1: new insights, renewed focus.

During the past 2 decades, significant advances in our understanding of the humoral immune response to human immunodeficiency virus type 1 (HIV-1) infection have been made, yet a tremendous amount of work lies ahead. Despite these advances, strategies to reliably induce antibodies that can control HIV-1 infection are still critically needed. However, recent advances in our understanding of the ...