red emitting beads

Frederic Preffer (preffer@HELIX.MGH.HARVARD.EDU)
Wed, 24 May 1995 13:49:42 -0500 (EST)

Would someone identify a source of red (613ish) and farther red (670/80ish)
emitting beads, that have 448 and/or 633 excitations?
thankyou
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Frederic I. Preffer
preffer@helix.mgh.harvard.edu
Department of Pathology- Cox5
100 Blossom St
Massachusetts General Hospital
Boston MA 02114
(617) 726-7481 {fax x2365}
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