(Phys.org) -- Experimenting with human prostate cancer cells and mice, cancer imaging experts at Johns Hopkins say they have developed a method for finding and killing malignant cells while sparing healthy ones.
Bio & Medicine
Aug 10, 2012
1
0
(PhysOrg.com) -- The initial entry of HIV-1 into host cells remains a compelling yet elusive target for the development of agents to prevent infection, a critical need in the fight against the global AIDS epidemic.
Biochemistry
Jul 8, 2011
1
0
(PhysOrg.com) -- EphA4 is a protein which is attached to the surfaces of many types of human cells and plays a role in a wide range of biological processes. EphA4 functions by binding to ephrin ligands, cell surface proteins ...
Analytical Chemistry
Oct 23, 2009
0
0
Of the many marvels of the human immune system, the processing of antigens by the class I proteins of the major histocompatability complex (MHC-I) is among the most mind-boggling. Exactly how these proteins carry out their ...
Cell & Microbiology
Dec 3, 2019
0
116
A three-dimensional image of one of the proteins that serves as an on-off switch as it binds to receptors on the surface of a cell suggests there may be a sort of main power switch that could be tripped. These surface receptors ...
Biotechnology
Apr 21, 2013
2
0
For most of the 20th century, scientists were puzzled by how cells in our body are able to sense and react to external conditions.
Biochemistry
Oct 10, 2012
0
0
When mitochondria become damaged, they avoid causing further problems by signaling cellular proteins to degrade them. In a paper publishing April 11, 2019, in the journal Developmental Cell, scientists in Norway report that ...
Cell & Microbiology
Apr 11, 2019
0
664
When scientists find a potentially dangerous protein on a cell, they might imagine shrinking themselves down to become tiny surgeons, cutting out just the problematic molecule and leaving the healthy parts of the cell intact. ...
Biochemistry
Jul 30, 2020
0
128
Scientists at the Institute for Integrated Cell-Material Sciences (iCeMS) and colleagues in Japan have revealed molecular mechanisms involved in eliminating unwanted cells in the body. A nuclear protein fragment released ...
Cell & Microbiology
Mar 26, 2021
2
955
A new method for visualizing mechanical forces on the surface of a cell, reported in Nature Methods, provides the first detailed view of those forces, as they occur in real-time.
Biochemistry
Nov 9, 2011
4
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