Tiny robots could serve all kinds of useful functions, but shrinking their actuators has proven challenging. Now researchers at the University of Wollongong (UOW) in Australia have made artificial ...
A cell has many ways to regulate gene expression, one of which is the structure of the genome itself; active genes have to be accessible to the cellular machinery to be expressed. The DNA in the ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 86, No. 16 (Aug. 15, 1989), pp. 6121-6125 (5 pages) Incubation of topologically relaxed plasmid DNA with simian ...
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