Few realize that the approval process for these outdoor signs varies widely by state and organization, enabling unsanctioned displays to slip through History of Now John Garrison Marks - Historian, ...

An early cellular response to DSBs is the rapid phosphorylation of H2AX, the minor histone H2A variant, at mammalian Ser-139 to produce γH2AX. 6 The formation of γH2AX was first discovered in yeast ...