“…Thus, disparate EPC phenotypes continue to be used, and results are not always consistent, such that direct comparison of studies is not always possible. Moreover, attributing a biological function to a relatively simple antigenic phenotype is an abstraction that may not always hold true, as highlighted in a recent commentary published in Diabetologia [8]. Unfortunately, there are also a wide variety of methods used to isolate and culture EPCs, which can produce different, even conflicting, results and interpretations [9,10].…”