Four out of five American households have at least one blue-and-yellow spray can for loosening the stubborn elbow joint under the kitchen sink or silencing the squeaky screen door.

FORBES: Johnny One-note

Four out of five American households have at least one blue-and-yellow spray can for lubricating the stubborn elbow joint under the kitchen sink or silencing the squeaky screen door.

FORBES: Greasy Coca-Cola

Fibrogen's other approach, a joint effort with Japan's Sankyo , is to screen thousands of small-moleculeproteins on their shelves and those of other firms to see whether one or two will block CTGF from binding with receptors or knock out one of the collagen-producing signals that CTGF sends into a cell nucleus.

FORBES: Scar Wars