The observed interactions of Xic and PAR suggest the existence of a 'tetrad' of contacts involving these elements from two X chromosomes (Fig. 2). Strikingly, FISH showed that around 6% of ...

Tetrad analysis has been a gold-standard genetic technique for several decades. Unfortunately, the need to manually isolate, disrupt and space tetrads has relegated its application to small-scale ...

Set your calendar for October 8th, when the second total lunar eclipse in this "Blood Moon" tetrad occurs, but this one is for super early risers, or serious night owls. The full eclipse will ...