Decapentaplegic (DPP) exerts its long-range influence on wing patterning by acting 'directly' at a distance as a gradient morphogen, rather than 'indirectly' as a short-range inducer of other signals.

Jan. 21, 2026 A major global study suggests that a hidden mismatch between two common blood tests could quietly signal serious trouble ahead. When results from creatinine and cystatin C—two markers ...