Physical maps are created in genome research to illustrate how the genetic information is arranged on individual chromosomes. In addition, genetic maps show the probability with which genetic variants can be transmitted together ...
Biotechnology
Jul 18, 2023
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1
In all living organisms, the biomolecule transfer RNA (tRNA) plays a fundamental role in protein production. tRNAs are generated from precursor molecules in several steps. The enzyme tRNA splicing endonuclease (TSEN), among ...
Biotechnology
Jul 13, 2023
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5
Transcription factor IIH, or TFIIH, pronounced "TF two H," is a veritable workhorse among the protein complexes that control human cell activity. It plays critical roles both in transcription—the highly regulated enzymatic ...
Cell & Microbiology
Jul 10, 2023
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92
Life runs on ribosomes. Every cell on Earth needs ribosomes to translate genetic information into all the proteins needed for the organism to function—and to in turn make more ribosomes. But scientists still lack a clear ...
Cell & Microbiology
Jul 6, 2023
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402
Despite being densely packed to fit into the nucleus, chromosomes storing our genetic information are always in motion. This allows specific regions to come into contact and thereby activate a gene. A group of scientists ...
Cell & Microbiology
Jun 29, 2023
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50
Ivory from an ancient shipwreck off Spain is providing data that might aid conservation of modern elephant populations.
Plants & Animals
Jun 29, 2023
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24
Aleksandra Radenovic, head of the Laboratory of Nanoscale Biology in the School of Engineering, has worked for years to improve nanopore technology, which involves passing a molecule like DNA through a tiny pore in a membrane ...
Bio & Medicine
Jun 19, 2023
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1085
A human cell harbors roughly 2 meters of DNA, encompassing the essential genetic information of an individual. If one were to unwind and stretch out all the DNA contained within a single person, it would span a staggering ...
Biotechnology
Jun 16, 2023
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1718
In a new study, published today in Nature Communications, a multi-center team led by the Wellcome Sanger Institute, the University of Oslo, Imperial College London and UCL, has mapped for the first time the evolutionary timeline ...
Evolution
Jun 15, 2023
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53
Giraffes in eastern Africa may be even more endangered than previously thought. A new study led by researchers at Penn State reveals that populations of Masai giraffes separated geographically by the Great Rift Valley have ...
Plants & Animals
Jun 12, 2023
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129
