Article
No gene is an island: the flip-flop phenomenon.
American journal of human genetics - 1 Mar 2007
Lin Ping-I, Vance Jeffery M, Pericak-Vance Margaret A, Martin Eden R
Abstract excerpt
An increasing number of publications are replicating a previously reported disease-marker association but with the risk allele reversed from the previous report. Do such "flip-flop" associations confirm or refute the previous association findings? We hypothesized that these associations may indeed be confirmations but that multilocus effects and variation in interlocus correlations contribute to this flip-flop...
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