Tsukuba, Japan—Animal organs are enclosed by a specialized epithelial layer. Epithelial cells typically exhibit apicobasal polarity: their apical surfaces contact other cells or the environment, ...

(a) Overgrowth of round cells with eosinophilic cytoplasm in a sheet-like growth pattern. Note the residual teratomatous (glandular) component in the right upper corner. (b) High-power view of the ...

Women live longer than men. This isn't unique to humans, either; we see this trend in a wide range of other animals. Biologists have theorized that the discrepancy in life expectancy between sexes ...

For the first cell to develop into an entire organism, genes, RNA molecules and proteins have to work together in a complex way. At first, this process is indirectly controlled by the mother. At a ...

The author(s) indicated no potential conflicts of interest.

The following represents disclosure information provided by authors of this manuscript. All relationships are considered compensated unless otherwise noted. Relationships are self-held unless noted. I ...