Sentences with phrase «cells by protein»

A second set of cellular level events involves uptake of iodine into thyroid cells by a protein referred to as the sodium - iodide symporter (and abbreviated as «NIS,» where the «N» comes from «Na,» which is the scientific abbreviation for the element sodium).

Not exact matches

As the video explains, these traits are due to the tiny molecular machines in our cells known as proteins, which are encoded by bits of DNA called genes.

In comparison to animals, single - celled fungi are incredibly efficient at converting carbohydrates into protein: a pound of sugar yields half a pound of fungal biomass, beating mammals and fowl by orders of magnitude.

Chicago, GenomeWeb — A new study by researchers from Memorial Sloan Kettering Cancer Center has demonstrated the predictive power of an AR - V7 protein expression test using Epic Sciences» non-EPCAM-based circulating tumor cell detection platform, which could help guide treatment decisions for men with metastatic castration - resistant prostate cancer.

Its drug Niraparib kills cancer cells by inhibiting the production of proteins called PARPs, which help repair damaged DNA strands, thereby hastening the death of some types of cancer cells.

What about some 2,000 proteins that are used by a human cell as enzymes?

DNA / RNA and proteins are by far the most important components of a living organism, carrying out virtually every function in a cell.

The release of inflammatory chemicals called «cytokines» (proteins secreted by specific cells involved in immunity and in inflammation) leads to biochemical reactions involving neurotransmitters.

We can compare the diverse tasks performed by a colony to the many proteins generated by gene transcription, to various cell types of a developing embryo, or to the firing patterns of neurons in the brain.

Spontaneous self - organization is invoked by biochemists in the evolution of the prebiotic world in which a variety of atoms assembled into organic molecules eventually giving rise to molecules of RNA, DNA and proteins which led to further complex assemblies and eventually to cells.

Vitamin C helps make collagen which is the structural protein that imparts skin strength by forming a mesh - work that holds together our skin cells.

Adiponectin is a protein hormone produced by our fat cells, and it serves as an important modifier of insulin metabolism.

Phosphorus is also used by the body to synthesize protein for cell and tissue growth and repair.

Alternative protein sources may include the use of by - products currently viewed as waste or the development of new protein sources from plants, lower order animals, or single - cell organisms with a lower environmental impact compared with typical animal - based protein sources.

Anabolic steroids work by helping the body's muscle cells produce more protein which, as long as the athletes works out, leads to increased muscle size and strength and, at the same time, also allows the body to produce more ATP, the «fuel» muscles need to move.

Others note that shear forces from shaking are not the only issue — bursting of bubbles caused by shaking may also damage cells or denature proteins.

The numbers of cells and proteins generated by the immune system of some SIDS babies have been reported to be higher than normal.

According to a team of researchers led by Dr. Michael Julius, a specific protein in breast milk, CD14, helps jump start an infant's immune system and develop essential B cells, which are instrumental in the development of antibodies.

By the 4 - 8 cell stage of life, human embryos have to «turn on» their own genes and start making their own proteins.

Its cationic Q - functional chemistry reduces host cell DNA by 4 Log Reduction Value (LRV) or greater and Host Cell Protein (HCP) load by 25 - 35 per cent, while also exhibiting very low non-specific protein binding for high yield of therapeutic protecell DNA by 4 Log Reduction Value (LRV) or greater and Host Cell Protein (HCP) load by 25 - 35 per cent, while also exhibiting very low non-specific protein binding for high yield of therapeutic proteCell Protein (HCP) load by 25 - 35 per cent, while also exhibiting very low non-specific protein binding for high yield of therapeutic prProtein (HCP) load by 25 - 35 per cent, while also exhibiting very low non-specific protein binding for high yield of therapeutic prprotein binding for high yield of therapeutic proteins.

«By studying the ways different proteins like keratin dynamically change within a cell, we can better understand the progression of cancers and other diseases,» they say.

As a result, the malfunctioning protein builds up and, by some set of events that remains unknown, eventually kills the cell.

Now, scientists have discovered a new way that cells keep these genes quiet: by chemically tagging histones — proteins that help keep DNA tightly coiled in the nucleus.

In turn, these modifications are caused by two specific proteins of the so - called chromatin regulator group, on which leukemia cells are dependent.

So, the researchers — headed by Professor of Physics and Biological Sciences Shane Hutson and Associate Professor of Cell and Developmental Biology Andrea Page - McCaw — targeted cells on the back of fruit fly pupae that expressed a protein that fluoresces in the presence of calcium ions.

The spread of cancer by metastasis is driven by a set of mutant proteins called oncogenes which cause cancer cells to multiply uncontrollably and promotes their ability to move.

The ATF6 protein is a transcription factor, meaning it helps turn other genes «off» or «on,» depending on what's needed by the cell.

Immunophenotyping — a laboratory procedure used to study the proteins expressed by cells — is very commonly used in basic science research as well as in laboratory diagnostic testing.

In Robinson's lab, Sharon studied protein - protein interactions within proteasomes, large multiprotein complexes that clear cells of unwanted proteins by degrading them into small peptide fragments.

Within individual SCN cells, specialized clock genes are switched on and off by the proteins they encode in a feedback loop that has a 24 - hour rhythm.

The protein expressed by the gene is thought to bind to serotonin receptor molecules and ferry them to the cell surface, positioning them to receive serotonin's signals from neighboring cells.

«We're interrogating the tumor microenvironment,» she says, «by looking at suppressive cues as well as cells and secreted proteins that protect tumors from the immune response.»

The scientists rescued the microcephaly during mouse embryonic development by removing a protein that caused the loss of stem cells.

«We discovered that Neu1, a protein nicknamed after «neuraminidase 1,» turns the absorption of sugar «on» or «off» in body cells, by regulating the amount of sialic acid on the surface of cells,» Dr. Pshezhetsky explains.

A research group at the University of Basel now describes for the first time a mechanism by which hippocampal neural stem cells regulate their own cell fate via the protein Drosha.

Scientists from Moffitt reported in the Jan. 19 online edition of Cancer Research that nicotine induces the metastatic spread of lung cancer cells by stimulating a protein called beta - arrestin - 1.

The drug works by inhibiting an enzyme called low molecular weight protein tyrosine phosphatase (LMPTP), which seems to contribute to cells losing their sensitivity to insulin.

This microscopic image of fibroblast cells shows the induction of cell fusion by a newly described gene and its protein, called myomerger.

The research team, led by bioengineering professor Adam Engler, also found that a protein binding the stem cell to the hydrogel is not a factor in the differentiation of the stem cell as previously suggested.

Other researchers have tried changing cell behavior by creating protein switches from scratch, but Lim's approach — mixing and matching naturally existing proteins — may be more versatile and practical: «It can be useful as a biotechnology device or for repairing cells in humans.

Led by researchers at the Cincinnati Children's Hospital Medical Center Heart Institute, the study demonstrates the gene Gm7325 and its protein — which the scientists named «myomerger» — prompt muscle stem cells to fuse and develop skeletal muscles the body needs to move and survive.

Endocytosis of Frizzled 4 (Fz4) in human embryonic kidney 293 cells was dependent on added Wnt5A protein and was accomplished by the multifunctional adaptor protein β - arrestin 2 (βarr2), which was recruited to Fz4 by binding to phosphorylated Dvl2.

Other genes activated by the guide RNA encode mitochondrial proteins that help cells regulate their energy metabolism, and trafficking proteins that are involved in packaging and transporting other proteins.

These proteins, made by our cells, help transform chemicals in our body, functioning as a catalyst.

Other teams are trying to introduce the proteins encoded by the genes directly into cells, while Yamanaka is experimenting with «microRNAs» — snippets of RNA that help regulate gene activity.

Meanwhile a team led by Yihong Ye, a cell biologist at the National Institutes of Health, discovered another pathway that uses different protein workhorses to accomplish a similar off - load.

One way cancer cells do this is by expressing a protein ligand that binds to a receptor on the T cells to prevent the T cell from recognizing and attacking the cancer cell.

The protein that copies viral RNA is polymerase protein L, which conducts all the enzymatic activities needed to synthesize RNA and then add a cap structure to its end to ensure it doesn't get destroyed by the cell — and to ensure that it can be translated into protein.

This raises the possibility that, like prion disease, type 2 diabetes could be triggered by these deformed proteins spreading between cells or even...

After deciphering this natural differentiation process, the investigators duplicated it in the laboratory dish by adding a sequence of proteins, called growth factors, to the fluid bathing the stem cells.