Related topics: genes

A prebiotic route to DNA

DNA may have appeared on Earth earlier than has hitherto been assumed. LMU chemists led by Oliver Trapp show that a simple reaction pathway could have given rise to DNA subunits on the early Earth.

An effective sweeper closes DNA replication cycling

DNA replication is essential for living organisms to faithfully deliver genetic information from parental cells to daughter cells. Many proteins are assembled on the parental DNA to work as replication machineries. Among ...

How host-cell enzymes combat the coronavirus

Host-cell enzymes called PARP12 and PARP14 are important for inhibiting mutant forms of a coronavirus, according to a study published May 16 in the open-access journal PLOS Pathogens by Stanley Perlman of the University of ...

New progress in developing an animal model of hepatitis C

Small differences in a liver cell protein have significant impacts on hepatitis C virus replication in mice and humans, findings that could facilitate the development of a mouse model of the infection. The report, led by ...

Can flipping coins replace animal experiments?

Instead of repeating an experiment in a mouse model of disease in their laboratory, researchers in Berlin, Germany used a coin toss to confirm whether a drug protects the brain against a stroke, as reported in their paper ...

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