eLS was updated with 27 new articles on 15th April 2011. New eLS articles are published on a monthly basis. For more information on the latest additions, click on the title above.
eLS is delighted to announce the appointment of Professor David J Perkel as Scientific Editor for Neuroscience. David Perkel is Professor of Biology and Otolaryngology at the University of Washington in Seattle where his lab studies vocal learning in birds as a model for understanding speech learning... Read more
eLS is delighted to announce the appointment of Professor Angus Clarke as Scientific Editor for Bioethics & Philosophy. Angus Clarke is a Professor at Cardiff University where he established (and still directs) the MSc course in Genetic Counselling. He is an Honorary Consultant in Clinical Genetics... Read more
The epidermis is the protective outer layer of clonally related cells covering all plant organs. Follow the link to join Dr Beverley Glover for a SciVee PubCast of her article. Read full article
Apoptosis is an intrinsic cell-suicide programme, which ensures tissue homeostasis and safeguards the organism by eliminating unnecessary and unwanted cells, or cells that may constitute some form of danger to the organism, for example, tumour cells. Both during embryonic development and in the adult... Read full article
Ribonucleic acid (RNA) hairpins are among the most common RNA secondary structural elements that are frequently capped by tetraloops. An RNA tetraloop structure is composed of a Watson–Crick base-paired stem and four loop nucleotides. The structure is compact and stable. The first and the fourth nucleotides... Read full article
Struggling to find background information for your studies? Searching for the right article to help you complete an essay or term paper? Look no further than ELS... Read more
Looking for a wide-ranging resource in life sciences to recommend to your students? Trying to find review or reference materials to help plan a lecture or lesson? Welcome to ELS... Read more
ELS is a unique resource for students, instructors, and researchers in the life sciences. Recommend to your students if they are struggling to find background information for their studies... Read more
ELS provides comprehensive, up-to-date coverage of the life sciences for undergraduates and graduates, containing over 4,600 specially commissioned, peer-reviewed articles from leading scientists around the world... Read more

Professor Sir Anthony Epstein CBE FRS will need little introduction to ELS readers as the scientist who produced the first hard evidence that a virus could cause cancer, discovering the Epstein-Barr virus (EBV) in 1964, together with his PhD student Yvonne Barr and the late Dr Bert Achong. Since then, Sir Anthony has worked extensively to identify EBV-related diseases and to develop a vaccine against the virus. Read his recent contribution to ELS, co-authored with Professor Alan Rickinson, on Infectious Mononucleosis.