The phrase "are well differentiated" is correct and usable in written English.
It can be used in contexts where you want to describe something that is clearly distinguished or set apart from others, often in academic or technical writing.
Example: "The two species are well differentiated by their distinct coloration and size."
Alternatives: "are clearly distinguished" or "are distinctly separated".
Populations speaking languages of different Austroasiatic branches are well differentiated from each other for mtDNA, with a pronounced differentiation of the Indian Munda which are genetically close to surrounding populations in India (Reddy and Kumar 2008).
Most duodenal papillary carcinomas (DPCs) are well differentiated [1].
The primary adenocarcinoma of the ampulla of Vater is a rare tumor, and most ampullary adenocarcinomas are well differentiated [2].
It can be seen that the BERs of the two ELs are well differentiated according to the proportional constraints.
Methoxy species resulting from methanol dissociation and adsorbed as on-top or bridging species, either on Zr4+ or Ce4+ ions, are well differentiated.
Two air masses are well differentiated by the presence of a temperature inversion layer: the marine boundary layer (MBL) and the FT (Rodríguez et al. 2009).
The five categories are well-differentiated adenocarcinoma (glandular cancer of epithelial cells), poorly differentiated carcinoma (cancer of epithelial cells), squamous cell carcinoma, poorly differentiated malignant neoplasm, and neuroendocrine carcinoma.
One of the toughest challenges automakers face will be to create products on a market-by-market basis that are well-differentiated in the eyes of the consumer, while also keeping keep costs down and reducing complexity.
Both lateral and median nectaries are well-differentiated organs and are subtended by phloem, which is thought to provide most "pre-nectar" components (e.g., sucrose, amino acids, etc).
The HuH-7 and Hep 3B cell lines are well-differentiated HCC derivatives.
Among them, 19 are well-differentiated ones, 15 are medium-differentiated ones and 21 are low-differentiated ones.
