Assertion: peptide | /r/HasProperty | exposed to the medium
Facets:
Source sentences:
text: Figure S8a shows the uptake of R9 and peptides 1–5 by HeLa cells after the peptides had been exposed to the medium containing 10% FBS for 0–24 h at 37 °C, and were then incubated with the cells for 2 hr at 37 °C.