Assertion: dna | /r/HasProperty | isolated
Facets:
value: in 1869
type: TEMPORAL
value: by swiss physician friedrich miescher
type: OTHER
value: from xenopus
type: LOCATION
value: from rana pipiens
type: LOCATION
value: from laevis
type: LOCATION
value: chemically
type: MANNER
Source sentences:
text: DNA was first isolated (extracted from cells) by Swiss physician Friedrich Miescher in 1869, when he was working on bacteria from the pus in surgical bandages.
text: DNA was first isolated (extracted from cells) by Swiss physician Friedrich Miescher in 1869, when he was working on bacteria from the pus in surgical bandages.
text: DNA was isolated and discovered chemically before its functions became clear.
text: DNA was first chemically isolated and purified by Johann Friedrich Miescher who was studying immunology.
text: DNA was isolated from the ovulated, unfertilized eggs of two amphibian species, Rana pipiens and Xenopus laevis.