Assertion: melanin | /r/HasProperty | filtered through a 0.45 micron filter
Facets:
Source sentences:
text: In both reactions, melanin formation occurred, but when the enzymes were present, the melanin could be filtered through a 0.45 micron filter, whereas in the presence of buffer only, the melanin was insoluble and could not be filtered.
text: The spectra and O.D. were the same after the melanin had incubated under sterile conditions for 2 months at room temperature (20° C.), and whether or not the melanin was dialyzed or filtered through a 0.45 micron filter.