Cosmid Pics

A is a specialized hybrid cloning vector used in genetic engineering, combining the features of a bacterial plasmid and the lambda phage (

Have a cosmid pic you’re proud of—or puzzled by? Drop it in the comments (or your favorite lab group chat).

The most common cosmid pic is an following restriction enzyme digestion. A clean cosmid prep cut with EcoRI or HindIII produces a ladder-like pattern.

Cosmid pics visually document the entire lifecycle of these vectors, from restriction mapping to final library screening.