The alternate approach is to devise approaches which block entrance of the virus by directing agents at
the human cell surface sites which serve as docking sites for the virus (i.e., shut the door).
«These changes look like large membrane bubbles on
the human cell surface, noted here as blebs,» said Shanks.
Cells were stained with antibodies specific for
human cell surface markers: CD326 / ESA - FITC, CD24 - PE, and CD44 - PE - Cy7 (BD Pharmingen, San Jose, CA, USA).
Not exact matches
The
human body has about 1,000 kinds of such receptors, structures on the
surface of
cells, which let the body respond to a wide variety of chemical signals, like adrenaline.
For the first time, researchers used
human cells to build a model of the
surface of the eye that's equipped with a fake eyelid that mimics blinking.
The «acid spit» chewed up
surface proteins that the pathogen uses to attach to and invade
human cells.
But the London researchers have shown a few small changes in the shape of a
surface protein were all it took to enable the bird version of Spanish flu to bind onto
human cells.
To begin the research, the scientists screened
human DIPG tumor cultures for
surface molecules that could act as targets for CAR - T
cells.
That gene encodes a sugar - studded protein on the virus's outer
surface that helps the virus stick to and invade
human cells.
Researchers studied the structure of proteins from one strain of the H7N9 virus that caused the outbreak and tested how strongly one of the proteins bound to molecules on the
surfaces of bird and
human cells.
BABY BLUE Using
human eye
cells, researchers fashioned an artificial eye
surface that could be used to study and test treatments for eye diseases.
Researchers at Harvard T. H. Chan School of Public Health and the Broad Institute have identified a protein on the
surface of
human red blood
cells that serves as an essential entry point for invasion by the malaria parasite.
Scientists have identified a protein on the
surface of
human red blood
cells that serves as an essential entry point for invasion by the malaria parasite.
So his team looked for
cells with vasa still on their
surface in
human ovarian tissue.
Thirdhand smoke — the noxious residue that clings to virtually all
surfaces long after the secondhand smoke from a cigarette has cleared out — causes significant genetic damage in
human cells.
A study led by researchers from Lawrence Berkeley National Laboratory has found for the first time that thirdhand smoke — the noxious residue that clings to virtually all
surfaces long after the secondhand smoke from a cigarette has cleared out — causes significant genetic damage in
human cells.
Currently, seasonal flu vaccines are designed to induce high levels of protective antibodies against hemagglutinin (HA), a protein found on the
surface of the influenza virus that enables the virus to enter a
human cell and initiate infection.
Since then, evidence has emerged that the crucial
human proteins are HLA antigens, proteins that appear on the
surfaces of
cells and vary from person to person.
MERS CoV (CoV stands for coronavirus) has on its
surface an array of spike - shaped proteins that bind to host
cells — specifically to receptor proteins called DPP4 on the
surface of
cells that line
human airways.
A radio - labeled
human antibody binds to the viral gp41 protein expressed on the
surface of the HIV - infected
human lymphocyte and the
cell is killed by alpha radiation delivered by the antibody.
They found that adding a hydrocinnamoyl ester on to the sugar stabilized the ligand and kept it close to the
surface of the antigen - presenting
cell, thereby enhancing its ability to dock with and stimulate
human iNKT
cells.
The health of the
human vagina depends on a symbiotic / mutually beneficial relationship with «good» bacteria that live on its
surface feeding on products produced by vaginal skin
cells.
With gene - editing tools such as CRISPR, scientists can now eliminate immune - provoking sugars from the
surface of pig
cells, introduce
human genes that regulate blood coagulation to prevent dangerous clots, and snip out viral sequences that some fear could infect a
human host.
The use of
cell surface markers to isolate specific
cell populations is one common method for separating
cells; however, isolating live
cells based on their RNA expression is a powerful new way enabling the study of small
cell niches in nongenetically modified animal models and
human tissue.
The researchers are the first to grow
human vaginal skin
cells in a dish in a manner that creates
surfaces that support colonization by the complex good and bad communities of bacteria collected from women during routine gynecological exams.
Researchers at Karolinska Institutet have identified
cell surface markers specific for the very earliest stem
cells in the
human embryo.
Then, by placing
surface proteins of each HCV virus onto these pseudoviruses, the researchers were able to efficiently infect
human cells with the HCV strains in tissue culture.
Plasmodium parasites infect
human red blood
cells and gain entry via receptors on the
cell surface.
A study of the way malaria parasites behave when they live in
human red blood
cells has revealed that they can rapidly change the proteins on the
surface of their host
cells during the course of a single infection in order to hide from the immune system.
In
human medicine EGFR is frequently used as the target of cancer immunotherapy because many cancer
cells bear this receptor on their
surface.
«Making the movements of HIV visible so that we can follow, in real time, how
surface proteins on the virus behave will hopefully tell us what we need to know to prevent fusion with
human cells — if you can prevent viral entry of HIV into immune
cells, you have won,» says Dr. Blanchard, who is also associate director of Weill Cornell's chemical biology program.
The Discher Lab has since shown that a protein on
human cells called CD47 functions as a «marker of self» by interacting with a protein on the
surface of macrophages called SIRPA.
These organoids form all of the
cell types present in
human intestine, but they grow as cysts surrounded by thick extracellular matrix gels with their «apical»
cell surface (which is normally exposed to the content of the gut) facing an enclosed lumen.
MCC is associated with a virus, the Merkel
cell polyomavirus, which is quite common, often found on normal
human skin and
surfaces that are frequently touched, Dr. Nghiem says.
Dr. Shiloh and his team currently are working to discover the
human cell -
surface receptors for Mtb that are involved in the bacteria's M -
cell translocation, as well as to determine the exact machinery used by the
cell to move the bacteria from the
surface to the bottom of the
cell.
He then injected
human endothelial
cells into the collagen structures of blood vessels to recolonise the
surfaces of blood vessels.
In the new work, the researchers added serum from Finnish narcolepsy patients who had received Pandemrix to
cells that were engineered to display
human hypo cretin receptor 2 on their
surface.
She found a gene for what's known as the major histocompatibility complex (MHC)--
cell surface molecules that help the immune system recognize foreigners — that was remarkably similar to one in
humans that allows infected people to keep the virus in check for decades.
Skeletal muscle
cells isolated using the ERBB3 and NGFR
surface markers (right) restore
human dystrophin (green) after transplantation significantly greater than previous methods (left).
Bartenschlager injected this «replicon,» which codes for HCV's nonstructural proteins but not its core or
surface proteins, into
human cells.
Additional experiments, including gene knockdown,
surfaced prohibitin as a likely infection aide; prohibitin is a multi-functional protein found in
human cells and in many other organisms.
T. cruzi is already known to disguise its
cell surface with
human proteins and sugars: apoptosis would be yet another weapon in the arsenal that helps it evade the immune system.
Researchers at the Babraham Institute and the Karolinska Institute report today in
Cell Stem
Cell that they have identified a set of proteins (molecular «flags») that are present on the
surface of either naïve or primed
human embryonic stem
cells.
The new coronavirus latches onto a protein called dipeptidyl peptidase 4, or DPP4, which decorates the
surface of many
cells, including some in
human airways and kidneys, Bart Haagmans of Erasmus Medical Center in Rotterdam, the Netherlands, and colleagues report in the March 14 Nature.
Researchers have identified a set of molecular «flags» that are present on the
surface of
human stem
cells.
The protein LecA on the
surface of the bacteria binds to sugar on special lipid molecules, so - called Gb3 lipids, which are present in the outer membrane of
human cells.
The research team found that Alphamers not only bind strep and recruit anti-Gal antibodies to the bacterial
surface, they also helps
human immune
cells engulf and kill the Alphamer - coated bacteria.
Human - associated bacteria disperse into and throughout the built environment by three primary mechanisms: (1) direct human contact with indoor surfaces; (2) bioaerosol particle emission from our breath, clothes, skin and hair; and (3) resuspension of indoor dust containing previously shed human skin cells, hair and other bacteria - laden parti
Human - associated bacteria disperse into and throughout the built environment by three primary mechanisms: (1) direct
human contact with indoor surfaces; (2) bioaerosol particle emission from our breath, clothes, skin and hair; and (3) resuspension of indoor dust containing previously shed human skin cells, hair and other bacteria - laden parti
human contact with indoor
surfaces; (2) bioaerosol particle emission from our breath, clothes, skin and hair; and (3) resuspension of indoor dust containing previously shed
human skin cells, hair and other bacteria - laden parti
human skin
cells, hair and other bacteria - laden particles.
Weiss A, Imboden J, Shoback D, Stobo J. Role of T3
surface molecules in
human T -
cell activation: T3 - dependent activation results in an increase in cytoplasmic free calcium.
HLA (
human leukocyte antigen)- markers on the
surface of a body's
cell that identify the
cell as one's own (as opposed to a foreign
cell) and prevent the immune system from attacking itself.