Sentences with phrase «act as a switch»

Stomach switch The key to turning pluripotent stem cells into stomach cells was a pathway of interactions that acts as a switch between growing tissues in the intestine and in the antrum, a part of the stomach near its outlet to the small intestine.

In prior studies, Desgrosellier and team found that αvβ3 expression acts as a switch during early pregnancy to activate normal mammary stem cells as the body remodels to prepare for a baby.

Made of a biological component — such as a fluorescent protein — and a «detector» that responds to the presence of a specific chemical, biosensors act as the switches and levers that turn programmed functions on and off inside the engineered cells.

What we were surprised to find out was that the real differences we could detect in terms of when we did the swap experiments to say which yeast could outperform the other — what we learned was that the GAL1 gene, that the part [of] that, the DNA sequence is outside of the GAL1 gene, it acts as a switch to turn up or turn down GAL1 expression, that had evolved considerably from the ancestral situation; and same for the GAL3.And then what had happened was that each function had been optimized, that GAL3 had sort have been tuned to be sort of a loosely regulated kind of available anytime sensor of galactose and GAL1 had evolved to be an incredibly tightly regulated, in fact, it's the most tightly regulated gene you know of in yeast.

The project uncovered 4 million spots in our DNA that act as switches controlling gene activity.

While it can be considered a semiconductor like silicon, graphene lacks one crucial property — the ability to act as a switch.

Research shows that there is a second type of non-coding RNA, called ultra-conserved RNA that acts as switches switch, ie, controls the activity of microRNAs.

In the DNA code list, that critical information is contained in a short stretch of As and Cs and Gs and Ts that lie just before each gene and act as a switch that turns the gene on or off.

Both act as switches that can either transmit or not transmit electrical pulses, depending on signals they receive.

This effect, called «optical bi-stability» is ultimately what makes the optical cavity to act as a switch for light.

The combination of a high Q factor with a small size is why the new PCN requires very low energy for acting as a switch.

The nanoparticle has interleukin 2 on its surface, so when the protein is around it acts as a switch, a contact with the cancer cell to bind to the receptor and to carry out its biological action.

Normally, PD - 1 acts as a switch to turn off immune responses when an infection is under control.

Professor Diter von Wettstein and assistant research professor Sachin Rustgi showed that specific genes act as a switch that enables barley to live longer and become more tolerant of stress, including attack by common diseases like mildew and spot blotch.

Some may also act as switches that turn genes on and off.

An international team of scientists has determined that a good chunk of our DNA may act as switches that turn genes «on» and «off.»

Joshua - Tor has also begun investigating a system that regulates the production of let7 microRNAs, which act as a switch in stem cells to regulate proliferation.

A key component of methylating processes is MTHFR, which acts as a switch turning biological activities off and on in the body.

Not exact matches

Crypto Switch acts as a bridge between various technologies used in Forex and cryptocurrency industries by allowing brokers access to a number of global cryptocurrency exchanges and liquidity providers.

If approved, Toronto would be the first major city in the world to switch completely to compostable coffee pods, a move seen by many waste management experts as a progressive act towards single serve waste reduction.

Or switch to a double acting Baking Powder with citric acid rather than soda + vinegar, as this will give you an additional spring once the baking powder is heated.

Similar to capsaicin, tumor necrosis factor is suspected to both induce and reduce cancer cell growth, and was shown to commit cells to survival when stimulating EGFR transactivation mechanisms, indicating that EGFR could act as a molecular switch determining the antiapoptotic effect of tumor necrosis factor (50).

Many people are expecting 2018 to be a tough season for Toro Rosso, but if Honda does get its act together the benefits to both could be massive - especially if Red Bull end up making the switch as well.

CaughtOffside understands that the La Liga side are ready to mount an opening bid of $ 120m (# 96m) for Belgian attacker Eden Hazard and Brazilian midfielder Oscar which they hope will act as an indication of their interest which in turn Real Madrid will hope leads the Blues stars to consider such a switch.

We've seen Barzagli be the starting right - center back in a 3 -5-2 or come in to act like a closer - type player as Allegri switches from four - man defense to three - man backline in the second half.

These cups act as a great transition method for your baby to switch between nursing and feeding through regular cups.

In fact, we are making the switch to doing cloth ourselves, and Tidy Tushees is acting as a consultant for us in the process.Thanks Tidy Tushees!»

The Clearinghouse Services will provide the common platform for monitoring volumes of all telecom traffic as per Act 864, reduce cost of interconnect for Service Providers and Value Added Service Providers, enable the interconnectivity with other switches, host Over-The-Top (OTT) services, provide subscriber and equipment identity services as well as transit all national and international calls.

Epigenetic tags help tell genes — stretches of DNA that act as biological instruction manuals — when to switch «on» and «off,» ultimately determining cell type and function.

The team concludes that the acetyl cap acts as an «on» switch for the crucial genes.

Rather than acting as an on / off switch, PAMs act like an amplifier, enhancing only the effects of the brain's own natural painkillers, thereby selectively altering biological processes in the body that naturally suppress pain.

They have discovered that «itaconate» — a molecule derived from glucose — acts as a powerful off - switch for macrophages, which are the cells in the immune system that lie at the heart of many inflammatory diseases including arthritis, inflammatory bowel disease and heart disease.

GLP - 1 receptors are also found in the brain, and prior research has shown that activating them can boost the function of dopamine connections, act as an anti-inflammatory, improve energy production, and switch on cell survival signals.

A tumor - suppressing protein acts as a dimmer switch to dial down gene expression.

Now researchers have looked into the belly of the beast and found that three hormones act as on - off switches for these glow - in - the - dark sharks.

For example, nuclear factor - kappa B (NF - kB) is a complex of proteins that acts as a master switch for turning inflammation genes on and for controlling cell death.

Two teams have independently discovered that a single regulatory protein acts as the master genetic switch that triggers the development of male and female sexual forms (termed gametocytes) of the malaria parasite, solving a long - standing mystery in parasite biology with important implications for human health.

These act as inputs, switching a reaction within the two types of cell on or off.

«Small alterations on these histones act as a molecular switch to turn certain genes on and others off,» Thomas said.

One reason may be that DDRs are protein enzymes known as tyrosine kinases that act as on and off switches of the cell self - cleaning process known as autophagy.

These can be receptors, which function as antennas or switches to detect the presence of certain molecules, or transport proteins, which act as gates to control the uptake of nutrients.

It is produced when DLX1 and DLX2 genes act as a molecular switch, activating an enzyme that converts a chemical called glutamate to GABA.

Researchers from the Vetmeduni Vienna have now discovered that NK cells can switch and promote tumor growth, with STAT5 acting as the key regulator.

Sitting inside the Schwann cells, an enzyme known as fatty acid synthase (FASN) acts as a central «switch» in the process of synthesising lipids.

Over the past several decades, Benfey and colleagues have shown that Short - root acts as a master switch, initiating the process that transforms general purpose precursor cells into the specialized cells found in certain parts of the Arabidopsis root.

Furthermore, transmission through the metamaterial can be turned on and off using higher frequency light as a switch, allowing the flat lens to also act as a shutter with no moving parts.

Electronic transistors, which act as miniature switches for controlling the flow of electrical current, underpin modern - day microelectronics and computers.

«In a sense, the device acts as the photonic equivalent to electronic transistors, which switch electric currents in response to other electric currents,» says Dr. Barak Dayan, head of the Weizmann Institute's Quantum Optics group, including Itay Shomroni, Serge Rosenblum, Yulia Lovsky, Orel Bechler and Gabriel Guendleman of the Chemical Physics Department in the Faculty of Chemistry.

The rapid onset of the freezing phenotype led to the hypothesis that Mcf1 may be acting on a pre-existing eukaryotic molecular switch governing actin cytoskeletal dynamics such as the rho GTPases.

As long as such genes were attached to the switch, they would act only in melanocyteAs long as such genes were attached to the switch, they would act only in melanocyteas such genes were attached to the switch, they would act only in melanocytes.