Endoscopic images of the descending duodenum showed a granular mucosa with scalloped folds; spraying with 0.2% indigo carmine solution revealed a mosaic pattern and the absence of villi. Results of ...

The first 100 bases of many genes show excess mutations, revealing a major genomic weak spot that shapes disease risk and highlights hidden patterns of inherited change.

MARCM (mosaic analysis with a repressible cell marker) involves specific labeling of GAL80-minus and GAL4-positive homozygous cells in otherwise heterozygous tissues. Here we demonstrate how the ...

Archaeologists say the mosaic was probably part of a grand Byzantine-era home. Assaf Peretz / Israel Antiquities Authority Archaeologists in central Israel have discovered a colorful, 1,600-year-old ...