Sentences with phrase «which cells control»

Molecular recognition is fundamental to transcriptional regulation, the primary mechanism by which cells control gene expression.

Not exact matches

Nerve cells in our brains control our circadian rhythms, which influences sleep - wake cycles, hormone release, emotions and energy levels.

Hackers are identifying bitcoin and other virtual currency investors and users online, figuring out which telecommunications provider they use, and convincing a cell provider customer service agent to transfer the number to a provider and device under the hacker's control, Forbes has reported.

By: Martin Creamer 26th April 2018 Hyundai has just launched its new Nexo fuel cell car in South Korea, pre-orders for which exceeded expectations, Honda last month launched the new 2018 Clarity fuel cell car, Doosan Fuel Cell America has cut the ribbon on three 460 kW fuel cells at the Waterbury Pollution Control Authority in.cell car in South Korea, pre-orders for which exceeded expectations, Honda last month launched the new 2018 Clarity fuel cell car, Doosan Fuel Cell America has cut the ribbon on three 460 kW fuel cells at the Waterbury Pollution Control Authority in.cell car, Doosan Fuel Cell America has cut the ribbon on three 460 kW fuel cells at the Waterbury Pollution Control Authority in.Cell America has cut the ribbon on three 460 kW fuel cells at the Waterbury Pollution Control Authority in... →

It is the same when the artificial creation of a human cell is considered: «Nothing more than reproducing those conditions in which under the Law of Control and Direction, life emerges.»

The best example of the monarchic society seems to be the case of the human personality which controls (albeit only partially) its own bodily cells.

The democratic societies have no one supreme or dominant member, with examples being such things possibly as stones and probably as some cell - colonies and even special forms of many - celled plants and animals.42 Monarchic societies, on the other hand, do have a supreme or dominant member which radically subordinates the parts to its ruling purpose but which can never completely rob the parts of all measure of control over themselves.

The plant is less coordinated as a subject than an animal and is more like a democracy of cells in which no particular group of cells has a central control.

The objects of his study range from a class of molecules that have the basic self - duplicating property of living things, through cells which suggest purely physical systems, through animals which give increasing evidence of having minds, to human beings in whom streams of consciousness seem to involve continual choices of action, at the opposite pole from control by impersonal laws of nature.

But it is not actually the crucial question, which is, What controls the activity of the complex interacting set of genes, which produces a nerve cell or a muscle cell?

By definition, nutritional yeast is deactivated yeast derived from a single - celled organism, Saccharomyces Cerevisiae, which is grown under carefully controlled conditions on sugar cane or beet molasses for several days, harvested, washed, and dried with heat to kill (i.e. «deactivate» it).

Fresh mango is a rich source of potassium, which is an important component of cell and body fluids that helps to control heart rate and blood pressure.

While study results indicated that combining capsaicin with the chemicals «might promote cancer cell survival,» the report clearly stated that the control group of mice treated only with capsaicin ``... did not induce any skin tumors...» In addition, the study repeatedly cited other research studies in which the anti-cancer properties of capsaicin were solidly demonstrated.

They are a rich source of vitamin C and flavonoids, which are powerful antioxidants, vitamin K that increases bone mass, potassium that helps electrolyte regulation, nerve function, muscle control, and blood pressure, folate that supports red blood cell formation and fiber.

The discovery that each cell in a chicken can be inherently male or female is a huge departure from biological dogma, which holds that hormones control sex characteristics in vertebrates.

The shared patterns of gene expression in the limbs and phallus are generated in part by a common set of noncoding DNA, also called «elements» or «enhancers,» which act to control gene expression in both of these structures, argues a study published October 1 in Developmental Cell.

They performed an experiment in which they gave back SP9 to the diseased cells and found that returning this protein to the diseased neurons reduced cell death to levels similar to healthy control cells.

She and her colleagues knew that chromatin regulators — which control how genetic material gains access to a cell's transcriptional machinery — were key to treating the social deficits in ASD, but the challenge was to know how to affect key risk factors at once.

Thanks to the computer programs created by the researchers, they can control each cell individually in various ways, or create virtual communication between several cells, which circulate messages in an easily reconfigurable order.»

These give us important clues as to which biological pathways are involved in controlling the production, function and characteristics of blood cells.»

A computer controlled the phone's transmissions in a double - blind experimental design, which meant that neither the test subject nor researchers knew whether the cell phone was transmitting or idle while EEG data were collected.

The boosted genes had three main beneficial effects: improving the efficiency of mitochondria, the powerhouse of cells; boosting insulin production, which improves control of blood sugar; and preventing the depletion of telomeres, caps on chromosomes that help to keep DNA stable and so prevent cells wearing out and ageing.

The boosted genes had three main effects: improving cellular energy efficiency; upping insulin production, which improves control of blood sugar; and preventing the breakdown of caps on chromosomes that help prevent cells wearing out and ageing.

These are receptors on immune cells, which control for example effector T - cells by dampening their activation if damage to healthy cells is imminent.

Next, Anderson and his colleagues used a set of genetic tools to identify exactly which neurons were responsible for the effect on aggression and to see if the gene that encodes for Tk also controls aggressive behavior by acting in that cell.

Marta Monteiro and colleagues at the University of Lisbon, Portugal, studied mice protected from the animal equivalent of multiple sclerosis by natural killer T - cells (NKT), a class of white blood cell which helps to control the immune system.

The idea to specifically study this group of patients was based on groundbreaking research Garon published in the New England Journal of Medicine last year, which found that among patients who received pembrolizumab, those with PD - L1 expression on at least 50 percent of their cancer cells showed the longest survival and disease control.

A study published by Cell Press October 16th in Cell now reveals that gut microbes in mice and humans have circadian rhythms that are controlled by the biological clock of the host in which they reside.

The findings by a team of Massachusetts General Hospital (MGH) investigators, which will be published in the April 24 issue of Cell and are receiving advance online release, support the importance of epigenetics — processes controlling whether or not genes are expressed — in cancer pathology and identify molecular circuits that may be targeted by new therapeutic approaches.

The protein is now known to interact with and control dozens of different genes and proteins, and it helps regulate the cycle of molecular events by which cells grow and reproduce.

The nerve cells involved in this integration process and control of hormonal signals reside in an area of the insect brain known as the mid-Ventral Ganglion (mVG), which in turn communicates with a region of the central brain that is akin to the mammalian hypothalamus.

Thousands of proteins reside in these cell membranes and control the flow of select chemicals, which move across the barrier and mediate the flux of nutrients and information.

6 Most of that DNA resides not in the cell nuclei, which control heredity, but in our mitochondria, the organelles (units within cells) that generate metabolic energy.

And then in the opposite ear, I developed Meniere's disease, which is a problem with controlling fluid inside the cochlea, progressively damaging the hair cells there.

This group also clarified that Shugoshin controls DNA replication (the process by which DNA makes a copy of itself during cell division) in subtelomeres as well as higher - order structure of chromosomes.

In order to get rid of these toxic aggregates, cells have developed an elaborate protein quality control system, which the researchers now describe in the journal Cell.

The new study, published in Nature Communications, also presents significant advancements in cellular reprogramming technology, which will allow scientists to efficiently scale up pancreatic cell production and manufacture trillions of the target cells in a step-wise, controlled manner.

The team show that amino acids — the building blocks of proteins, which control our cells» functions — are each coded for by specific sections of DNA three base pairs long.

TIGR is made by the eye's trabecular meshwork cells, which help regulate eye pressure by controlling the drainage of fluid from the eye as new fluid is produced.

Nonetheless, for the researchers, «The success of our cell engineering experiments, which make it possible to produce nerve cells in a controlled and unlimited manner, and to transplant them, is a world first.

One aspect of gene regulation involves enzymes placing chemical tags or modifications on histone proteins — which control a cell's access to the DNA sequences that make up a gene.

It seems to control how many times cells in the cerebral cortex can divide, which controls how much space there is for neurons.

The researchers studied two types of cells called effector T cells, which activate the immune system to defend our body against different pathogens, and regulatory T cells, which help control the immune system and prevent it from attacking healthy parts of its environment.

The results showed that cells in which NOD1 was activated had decreased levels of CMV replication compared to controls.

Consistent with previous findings, Apc suppression in the animals activated the Wnt signaling pathway, which is known to control cell proliferation, migration, and survival.

«The control of immune cell entry into the joint represents a major point at which new therapies could be developed to reduce the symptoms of inflammatory arthritis,» says Luster, who is the Harrison Professor of Medicine at Harvard Medical School.

A team headed by Hanns Ulrich Zeilhofer from the Institute of Pharmacology and Toxicology at the University of Zurich did now reveal which inhibitory neurons in the spinal cord are responsible for this control function: As the study published in the science journal Neuron shows, the control cells are located in the spinal dorsal horn and use the amino acid glycine as an inhibitory messenger.

This study, published recently in PLOS Genetics, shows that in the particular case of meiotic cells such as spermatocytes, the signalling route of the ATM protein also participates in the control system of the cell cycle progression in response to DNA damage, something which until now was unknown.

They were interested in one of the cell's key signaling pathways, the MAPK pathway, which helps control cell growth, embryonic development, and the maturation of oocytes into eggs.

Scientists have discovered a way in which proteins in our cells help to control genes in our DNA, which are involved in forming muscle.