A Long-Distance Ride

A Long-Distance Chromatin Affair

Changes in transcription factor binding sequences result in correlated changes in chromatin composition locally and at sites hundreds of kilobases away. New studies demonstrate that this concordance is mediated via spatial chromatin interactions that constitute regulatory modules of the human genome.

Distance Is Dead , Long Live Distance

For many educators, the phrase ‘from distance education to e-learning’ conjures up the view of an ‘evolutionary’ progression beginning with correspondence study and developed through more sophisticated technologies to its current identification with computers, the Internet, and the World Wide Web. For others, particularly those with little knowledge or experience of (and often equally little in...

A fat ride

JCB • VOLUME 169 • NUMBER 4 • 2005 550 A fat ride he Wingless (Wg) and Hedgehog (Hh) morphogens spread beween cells by catching a ride on lipoprotein particles, say Daniela Panáková, Hein Sprong, Christoph Thiele, Suzanne Eaton, and colleagues (Max Planck, Dresden, Germany). The group had earlier spotted unidentified intercellular signaling particles that they dubbed argosomes. Argosomes are no...

Hitching a ride

Taken for a Ride

by Michael Meacher Longman, ?6.75 Despite the rather gimmicky title, this is a serious book written by a former social gerontologist on the frequently neglected subject of the placement of the 'confused' elderly person in our society. The author has made a study in depth of five types of institution which house 'confused' elderly people. The aim of the study is to evaluate how these people fare...