A small group of cells occurring e.g. in the liver, distinguishable, in appearance or histochemically, from the surrounding tissue. They are indicative of an early stage of a lesion which may lead to the formation of neoplastic nodules or hepatocellular carcinomas.

Small groups of cells distinguishable, in appearance or histochemically, from the surrounding tissue: indicative of an early stage of a lesion that may lead to the formation of a neoplastic nodule.

The plural of focus, the chief center of a morbid process

The plural form of focus. Proper pronunciation is pho-kai, as focus is a word of Latin origin. However, its pronunciation is frequently Anglicized as pho-sigh.

Plural of focus. The origin or center of a disseminated disease.

Acronym for Fisheries-Oceanography Cooperative Investigations, a collection of NOAA programs attempting to understand the influence of environment on the abundance of various commercially valuable fish and shellfish stocks in Alaskan waters and their role in the ecosystem. See the FOCI Web site.

the two special points along the major axis of an ellipse whose separation determines the eccentricity

Free Orthodox Church International

Groups of cells in an embryo that differentiate into specific structures and organs.