Sentences with phrase «own cellular machinery»

How would something like DNA which is information decoded by cellular machinery prove that it all came about by accident?

The probablility of all the cellular machinery (enzymes, ion channels, RNA polymerase, anabolic and catabolic pathways, etc) just assembling out of randomn peptides and nucleic acids is infinitely small.

Finally, the most absurd feature of your scenario is the idea that any extraterrestrial creature would just happen to have, first, DNA as it's basic molecule of biological information storage, second, cellular machinery anywhere remotely similar to what animals on Earth have, and finally, would just happen to be close enough genetically to be able to mix their DNA with the DNA of any terrestrial being, and come out with a viable result.

In short, the cellular machinery works less efficiently in aged eggs, but this is not caused by the age of the chromosomes.

When cells become cancerous, tremendous stresses are placed on the cellular machinery responsible for maintaining protein equilibrium — and that machinery is the target of anti-cancer drugs called proteasome inhibitors.

Like all retroviruses, HIV has very few genes of its own and must take over the host's cellular machinery in order to propagate and spread throughout the body.

«We observed that HIV methodically and precisely manipulates the host's genes and cellular machinery.

The cellular machinery underlying connections is strikingly similar, says Rabinowitch.

Although there are several ways to remove RB from the cellular machinery, the group found that complete loss, rather than inactivation, of the RB gene was associated with changes in gene - networks closely linked to aggressive disease.

This cellular machinery translates its sequence of four kinds of nucleosides — adenosine, cytidine, uridine, and guanosine — into a protein.

Suv39h1 is one of the main enzymes that chemically mark the irrelevant regions of DNA to be compacted by cellular machinery, but little is known about how it installs its tag.

Each human cell is surrounded by a lipid membrane, a molecular barrier that serves to contain the cellular machinery and protect it from the surrounding elements.

Last, the investigation of informational processing and cellular machineries have revealed that genomes of Asgard archaea, which affiliate with eukaryotes in the tree of life (see the figure), encode proteins that they only share with eukaryotes.

Its cellular machinery will execute the program by producing the same protein as the native organism, taking on new qualities, just as in recombinant techniques.

This particular active material, originally developed at Brandeis University, borrows elements of cellular machinery, with bundles of rod - like microtubules forming the filaments, kinesin motor proteins acting as the engines, and ATP as the fuel.

Hanczyc and Fujikawa began studying the bubbles, known as vesicles, to see if they could grow and divide like cell membranes without the help of a lot of cellular machinery.

The CRISPR system relies on cellular machinery that bacteria use to defend themselves from viral infection.

In particular, this region of the gene might serve as a landing place for cellular machinery that binds to the DNA and reads it, Nikolova said.

Parent Species A's genes produce cogs that fit its cellular machinery and Parent Species B's genes do the same.

Viruses come in all shapes, sizes, and degrees of sturdiness, and with all manner of strategies for getting at the cellular machinery they lack.

These proteins can not themselves be used to prevent bleeding episodes, because the cellular machinery found in plants can not package the human clotting factors into the biologically active form.

To be viable, a hybrid's cellular machinery, for example, a protein and its receptor, must fit smoothly, as a peg in a hole.

The latter are more easily accessible to the cellular machinery that translates genes into their protein products.

Using new technologies for labeling cellular machinery with light - activated fluorescent markers, they could «turn on» just one molecule at a time.

HIV - 1 integrates its own genome into the genome of human immune system cells known as CD4 + T cells, hijacking their cellular machinery to make more copies of itself.

In the mitochondria of animal are oxidized to run the cellular machinery

Inactive regions of DNA are twisted into tight coils, whereas active regions are open and accessible to the cellular machinery that reads the genetic information.

This typical, casual canteen chat only partly reveals the facility's successful lab culture, which encouraged Ramakrishnan to focus on understanding the ribosome, the cellular machinery that turns RNA into protein.

They further speculate that these eliminated macromolecules might be regenerated by the cellular machinery of the daughter cell when necessary.

Bacteria that make us sick have evolved to dodge our body's immune system, and actually use our own cellular machinery to propagate.

Some of these molecules are a complex of proteins called the Polycomb Repressive Complex 2 (PRC2) that is involved in «silencing» genes so that they are not «read» by the cellular machinery that decodes genetic information, effectively keeping the genetic information in the «off» state.

Because of the pigment's ability to absorb UV light, the researchers believe that its function is to protect the delicate DNA and cellular machinery inside the developing bug.

They have known for many years that HIV, like other retroviruses, needs help from its host's cellular machinery — for example, to transcribe its genetic material.

It hijacks the cellular machinery of its host to copy its genetic material and spread new viral particles.

The nanoceria then seemed to help remove some of the oxygen created by the process of photosynthesis that often ends up wrecking the cellular machinery.

«There is mounting evidence that the cellular machinery that controls cell death also controls the strength and number of synaptic connections,» Overstreet - Wadiche said.

Entomologist Alain Robichon at the Sophia Agrobiotech Institute in Sophia Antipolis, France, and his colleagues suggest that, in aphids, these pigments can absorb energy from the Sun and transfer it to the cellular machinery involved in energy production1.

«When we study the interactions between the host cell and the virus, we get information about both of them and about how cellular machinery is working under viral infection,» says Alessia Ruggieri, a group leader and virologist at University of Heidelberg in Germany and senior researcher on the study.

Dengue virus and Zika virus are both positive - strand RNA flaviviruses, which means that once a virus particle infects a cell, its RNA genome can be immediately translated by cellular machinery into viral proteins to make new virus particles and spread the infection.

Particular cellular machinery needs to be «switched on» and that is what we try to understand.

Their new study points to a biomarker in the cellular machinery that could not only serve as an early warning of colon cancer, but potentially be harnessed to counteract advanced forms of the disease, the second - largest cause of cancer death in the U.S.

Another possibility, Traynor says, is that the repeated nucleotides cause a toxic buildup of messenger RNA, a key player in the cellular machinery for reading out DNA to make protein.

Our team contributes to understand how the cellular machinery, that is similar in all vertebrates, can regenerate a structure in an animal.

Once there, the DNA takes over the cellular machinery, effectively turning the cell into a virus factory.

«There is mounting evidence that the cellular machinery that controls cell death also controls the strength and number of synaptic connections»

But despite more than half a century of research, the underlying molecular and cellular machinery remains a mystery.

One component of the prosthesis locates the repeats, then the second helps the cellular machinery soldier past the repeats to properly decode the gene.

I'm excited by the prospect of having to solve tough problems by doing very controlled experiments and understanding how the cellular machinery works normally and what goes wrong in disease.

Once the gene was in place, the normal cellular machinery produced it just like any other enzyme.

In fact, they found that TGF - β halts both the transcription of the p53 gene - the process by which cellular machinery reads the DNA code for a gene - and the subsequent process by which the corresponding p53 protein is produced, known as translation.