Sentences with phrase «other cell structures»

They will apply their technology to other cell structures like thin and multi-crystalline cells and also test them in devices like screens and photodetectors.

Not exact matches

Birch and Cobb maintain that the ecological model is more adequate than the mechanical model for explaining DNA, the cell, other biological subject matter (as well as subatomic physics), because it holds that living things behave as they do only in interaction with other things which constitute their environment (LL 83) and because «the constituent elements of the structure at each level (of an organism) operate in patterns of interconnectedness which are not mechanical» (LL 83).

Biology 4 kids — basic information about cell structure, animal life and other biological subjects.

Other essential nutrients in onions are antioxidants that promote cellular structuring, increase immunity, and protect from free radical damage to the cells.

STOP SIGNS Brainlike structures grown from autistic patients» stem cells (right) produced greater numbers of brain cells that make other brain cells less active (green and red) compared with structures grown from the cells of a non-autistic family member (left).

The process is free of dyes, stains or other invasive chemicals and provides extremely crisp images of cells and their internal structures.

AS A species made up of eukaryotic cells complete with mitochondria, nuclei and other complex structures, it's easy for us Homo sapiens to look down on the far simpler prokaryotes, the cells of which lack such structures.

When combined with other polymers, the structures could also convert light into electricity and serve as the basis for a novel type of solar cell.

Given the importance of ATP synthase in fueling the cell, determining the complete structure of the enzyme has been a scientific holy grail, promising to reveal secrets about the ATP machine that could lead to therapeutic target identification and advance understanding of metabolic disease and other cellular pathologies.

There are details of the structure of the living cell, essential features in the composition of metals, cotton, silk, rubber, paint, bone, nerve, and a thousand other things which are hidden even from the microscope, and must always remain so hidden because the failure does not lie with the skill of the optician but with the incapacity of light itself.

Information encoded within these structures helps cells recognize each other and relay messages in virtually every tissue

This ingrowth may from the beginning possess a tubular structure, but in other instances glands may start as a solid column of cells which subsequently becomes tubulated.

This year those breakthroughs include tools for reprogramming living cells and rendering lab animals transparent; ways of powering electronics with sound waves and saliva; smartphone screens that correct for the flaws in your vision; Lego - like atomic structures that could produce major advances in superconductivity research; and others.

Their analysis focused on the substantia nigra, a brain structure where Parkinson's disease kills neurons that use the chemical dopamine to communicate with other cells.

Other researchers have already loaded hollow origami structures with drugs to target specific types of cancer cells, created DNA «robots» that walk across surfaces, and mimicked the shape of viruses.

As it can take weeks to grow human cells into intact differentiated and functional tissues within Organ Chips, such as those that mimic the lung and intestine, and researchers seek to understand how drugs, toxins or other perturbations alter tissue structure and function, the team at the Wyss Institute for Biologically Inspired Engineering led by Donald Ingber has been searching for ways to non-invasively monitor the health and maturity of cells cultured within these microfluidic devices over extended times.

Instead of mitochondria (the cellular engines that convert oxygen to energy, present in all other known animal cells), these creatures contain structures resembling hydrogenosomes, the organelles that anaerobic microbes use to generate energy.

That allows the printer to build in tiny cell wall — like structures on each scale that prevent fractures and other common problems.

Building from two subunits, alpha and beta tubulin, this protein assembles into microtubules that play a vital role inside cells — giving structure, pushing or pulling other things around, or providing a track on which other molecules can pull themselves along.

In contrast, prokaryotes are organisms, such as bacteria and archaea, that lack nuclei and other complex cell structures.

When mixed with two other types of cells, the fabricated primitive liver cells organized themselves into three - dimensional structures, complete with blood vessels.

Other vital structures, the axons and dendrites — known collectively as neurites — that project from the nerve cells and send and receive messages are dependent on this neural transport network.

«Because of their chemical structure, omega - 3's behave very differently in cell membranes than any other fat,» says Susan Allport, author of The Queen of Fats: Why Omega - 3s Were Removed from the Western Diet and What We Can Do To Replace Them.

The increased surface area of the rippling «leaf» creates three times as many catalytic contact points as other molybdenum disulfide structures, and the new creation can handle higher temperatures than platinum without sintering and gumming up the cell.

It subdivides the embryo along the head - to - tail axis into fields of cells that eventually become limbs and other structures

As a result, these blood vessels will be structured more tightly, which can prevent cancer cells from spreading to other organs.

AFM didn't catch the details of microvilli and other structures on the cell surface.

The structure of mature Zika virus is similar to other flaviviruses, except in the region of a potential cell attachment site.

Her team decided to try a cell - growing approach, called 3D cultures, that's been successful for other types of cells that need to form complex structures as they grow.

When Kaufman, Zon and colleagues looked to see what was different about these early cancer cells, they found that crestin and the other activated genes are the same ones turned on during zebrafish embryonic development — specifically, in the stem cells that give rise to the pigment cells known as melanocytes, within a structure called the neural crest.

«We know that other animals use polarisation patterns in the sky, and we have at least some idea how they do it: bees have specially - adapted photoreceptors in their eyes, and birds, fish, amphibians and reptiles all have cone cell structures in their eyes which may help them to detect polarisation,» says Dr Richard Holland of Queen's University Belfast, co-author of the study.

The reason for this is both the presence of immune cells but also an increase in a substance that helps cells stick to each other and form structures and organs.

Others, like that of Stigmatella aurantiaca, are more complex branching structures in which some cells form the support structure and only some get to form spores.

On the other hand, cells in a dish lack the critical element of realistic 3 - D structure.

In other words, there is a division of labor among various types of cells within the sponges, which produce the self - organized biological structures through a chain of simple reactions.

The circular structure made the cells attach to each other as they formed little rings, providing a more flexible attachment.

Shapiro hypothesized that these structures, called gas vesicles, could bounce back sound waves in ways that make them distinguishable from other types of cells.

The unique structure allows just one inhibitory chandelier cell to block or modify the output of literally hundreds of other cells at one time.

But, the computer only generates sequences for brand new protein recipes; the molecules then need to be folded into a three - dimensional structure to function, whether it's helping cells recognize chemicals, driving chemical reactions or the myriad other functions that proteins perform in the natural world.

The team of researchers (from three continents) have discovered that the egg and sperm genomes that co-exist in the single - cell embryo or zygote have a unique structure compared to other interphase cells.

The 1 - 3 millimeter granuloma also contains fibrous and necrotic tissue as well as a number of other types of immune cells, making it an extremely complex structure.

These functions range from metabolism, maintenance and control of the cellular structure to the exchange of signals with other cells and the environment.

Located near the center of the brain, the nucleus accumbens is connected, by intermingled populations of cells, to many other brain structures having roles in pleasure seeking and drug addiction.

The circuits the researchers built are the largest ever published to date in eurkaryotic cells, which, like human cells, contain a nucleus and other structures that enable complex behaviors.

The current model in neuroscience poses that memory is stored as long - lasting anatomical changes in synapses, the specialized structures by which nerve cells connect and signal to each other.

If you imagine the female egg cell (and later, the fertilized egg) as a spherical planet with its own intrinsic biological geography, then certain characteristics of that cell — the location of protein molecules or RNA messages or biochemical traits like pH or even the internal connective structures called microtubules — will be more prominent in certain regions, like one hemisphere as opposed to the other, or near the surface rather than near the core.

Even though cells are not threatened by hurricanes and earthquakes, the damage induced by heat or radiation is equally devastating: Important proteins that control chemical reactions, transport substances or recognize signal substances, among others, lose their structure and are rendered useless.

Northwestern Medicine scientists have discovered that two key cellular structures, called mitochondria and lysosomes, come into direct contact with each other in the cell to regulate their respective functions.

One group of cells had a planar interface between perovskite and ETL, whereas in the other one a mesoporous interface was built up, intermingling perovskite and metal oxide to form a sponge like structure that contains a huge number of extremely tiny pores.

Yet also all other cell types in our body continually generate forces, aided by muscle - like structures present in every human cell.