The shaved dorsal surface of each mouse was initiated by topical application of DMBA (200 nmol) in acetone. (cancerres.aacrjournals.org)
The OTUs of Lactobacillus and Bifidobacterium marker bacteria displayed as (A) the percentage of the total bacterial population and (B) the number of bacteria per ml in the saliva or per swab of the anterior dorsal surface of the tongue. (microbiomejournal.biomedcentral.com)
On the skull roof, the dorsal surface of the posterior portion of the nasal is smoothly convex. (nature.com)