Proceedings of the National Academy of Sciences of the United States of America, Vol. 69, No. 11 (Nov., 1972), pp. 3220-3224 (5 pages) We studied the cleavage of the replicative-form DNA (RF I) of ...

Plastid DNA was isolated from the chloroplasts of tomato (Lycopersicon esculentum var Traveler 76) leaves and the chromoplasts of ripe tomato fruit. Comparisons of the two DNAs were made by ...

Homologous recombination is an ancient process that functions to conserve genetic integrity and create genetic diversity. It relies on the formation of Holliday junctions — four-stranded DNA ...

The video above has some helpful tips for designing PCR primers for one purpose - cloning with restriction enzymes. PCR or Polymerase Chain Reaction, is a very common tool used in molecular biology to ...

DUBLIN--(BUSINESS WIRE)--The "Global Restriction Endonuclease Market By Type (I, II, III, IV), By Application (Genetic Engineering, DNA Mapping, Gene Sequencing and Others), By End Type, By Source, By ...

"We are able to show that caloric restriction slows down aging by preventing an enzyme, peroxiredoxin, from being inactivated. This enzyme is also extremely important in counteracting damage to our ...