autofluorescence

noun au·to·fluo·resc·ence \ ˌȯ-(ˌ)tō-flu̇-ˈre-sᵊns , -flȯ- \

Definition of autofluorescence

plural autofluorescences
: fluorescence emitted naturally by a biological substance
  • In ultraviolet light, the material has a yellow to silvery autofluorescence that differs from the orange autofluorescence of lipofuscin.
  • —Robert S. Rust and Diane KarlukNew England Journal of Medicine29 Aug. 2002
  • Spectral-imaging technologies will discriminate emissions from multiple fluorescent probes, permitting simultaneous analysis of distinct optical probes and dramatically reducing background autofluorescence.
  • —Harvey R. HerschmanScience24 Oct. 2003

autofluorescent

play \ˌȯ-(ˌ)tō-flu̇-ˈre-sᵊnt, -flȯ-\ adjective
    • Two imaging techniques confirmed that blood flow was low in these tumors, and delivery of the naturally autofluorescent anticancer drug doxorubicin was decreased compared with delivery to transplanted tumors or normal tissue.
    • —Peter Olson and Douglas HanahanScience12 June 2009

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First Known Use of autofluorescence

1916


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