A defense mechanism that human cells possess against viruses such as monkeypox, herpes simplex and human papillomavirus—all double-stranded DNA viruses—relies on proteins that patrol the cell, acting as sensors of the ...
Biotechnology
Nov 29, 2022
0
39
Fertilization of an egg by sperm is the beginning of new life. The maternal and paternal genetic information, that collectively store the body plan of the living being, are combined after fertilization.
Cell & Microbiology
Nov 25, 2022
0
164
Trapped in a microscopic cage made of strands of DNA, molecules of a life-saving drug course through the bloodstream of a cancer patient. Only when receptors on the strands sense they've arrived at the right location—cancer ...
Bio & Medicine
Oct 27, 2022
0
25
Mitochondria are compartments—so-called "organelles"—in our cells that provide the chemical energy supply we need to move, think, and live. Chloroplasts are organelles in plants and algae that capture sunlight and perform ...
Evolution
Sep 16, 2022
0
58
Scientists from the Museum für Naturkunde Berlin, together with colleagues from the U.S. and Australia, have succeeded in demonstrating the complexity of species evolution and evolutionary processes by studying the genomic ...
Evolution
Aug 11, 2022
0
7
Knowing the structure of a complex biological system isn't nearly enough to understand how it works. It helps to know how the system moves.
Biotechnology
Aug 9, 2022
0
130
Researchers from the National Institutes of Health have developed a three-dimensional structure that allows them to see how and where disease mutations on the twinkle protein can lead to mitochondrial diseases. The protein ...
Molecular & Computational biology
Aug 5, 2022
0
80
The human immunodeficiency virus HIV-1 belongs to the family of lentiviruses, which poses special challenges to medicine. HIV causes AIDS, a slowly progressing, chronic infectious disease, by circumventing the defense mechanisms ...
Cell & Microbiology
Jul 12, 2022
0
4
For the function of many biomolecules, their three-dimensional structure is crucial. Researchers are therefore not only interested in the sequence of the individual building blocks of biomolecules, but also in their spatial ...
Biotechnology
Jul 8, 2022
1
157
The structure of how DNA is stored in archaea makes a significant difference to how quickly it evolves, according to a new study by Indiana University researchers.
Evolution
Jun 14, 2022
0
506
