Sentences with phrase «cells use biological»

Cells use biological pathways to send and receive chemical cues in reaction to injury, infection or stress.

Not exact matches

Using advances in genomic sequencing, the human microbiome, proteomics, informatics, computing, and cell therapy technologies, HLI is building the world's most comprehensive database of human genotypes and phenotypes as a basis for a variety of commercialization opportunities to help solve aging related disease and human biological decline.

Using the idea of the inkjet printer, in which small nozzles shoot ink at the required area, the idea of inkjet - printed biological cells was considered.

Improved understanding of the biology of cancer cells has led to the development of biological agents that mimic some of the natural signals that the body uses to regulate growth.

The fields within biology are further divided based on the scale at which organisms are studied and the methods used to study them: biochemistry examines the fundamental chemistry of life; molecular biology studies the complex interactions of systems of biological molecules; cellular biology examines the basic building block of all life, the cell; physiology examines the physical and chemical functions of the tissues and organ systems of an organism; and ecology examines how various organisms interrelate.

They're also used as biological probes to image cancer and to study processes inside cells,» Pentelute says.

The team's technique uses a metal - organic - framework membrane that mimics the filtering function, or «ion selectivity,» of biological cell membranes.

Chien Ho, professor of biological sciences at Carnegie Mellon University, and his colleagues have developed a novel way to improve delivery of chemotherapy nanodrugs by using Intralipid ®, an FDA - approved nutrition source to temporarily blunt the reticuloendothelial system — a network of cells and tissues found throughout the body, including in the blood, lymph nodes, spleen and liver, that play an important role in the immune system.

Earlier, for his Ph.D., he used his physics training to study biological interactions at the molecular resolution — but for his postdoc he changed approaches dramatically, turning to cell biology and applying his skills to the development of high - resolution functional imaging of DNA transcription in living cells.

By monitoring stem cell differentiation on gels that mimic the stiffness and nanofibrous structure of biological tissue, researchers have identified the specific molecules that stem cells use when selecting bone and cartilage fates.

«So using this method we can look at interactions between four biological components inside a cell in three - dimension and at very high resolution of about 10 nanometers,» Xu said.

Taking inspiration from the biological building methods used in cells and the ECM, the Bioinspired Soft Matter Unit, led by Prof. Zhang, has designed and synthesized a nanoscale toolkit of molecules that can interact together to assemble complex molecular structures.

While the man - made world is built using either tension (for example, suspension bridges) or compression (brick walls), the biological architecture of our cells uses a combination of both called tensegrity.

«The surfaces of breast implants in use today have relatively large features on their surface, which have no discernible correlation with biological features required for cells to interact with.

Research in the laboratory of Rebecca Wingert, the Gallagher Family Associate Professor of Adult Stem Cell Research in the Department of Biological Sciences at the University of Notre Dame, has confirmed the key role of a certain small molecule in the development of kidney structures in zebrafish, a widely used model for human kidneys.

The journal's home page explains that translational medicine «builds on basic research advances — studies of biological processes using cell cultures, for example, or animal models — and uses them to develop new therapies or medical procedures.»

BORROWING a trick from the office photocopier may make it possible for a nanoscale printer to precisely manipulate biological cells for use in artificial tissue.

Researchers in the Departments of Biomedicine and Nephrology at the University Hospital and the University of Basel have discovered that the immune system uses a molecular biological clock to target intolerant T cells during their maturation process.

The large rotelle - shaped molecules also can «catch» other molecules and thus would make effective biological sensors; they also have potential use in solar cells and switches, he adds.

Researchers have long used a different monkey species to research stem cell transplants, but that species» biological characteristics means it can't be reliably used to find good donor matches to mimic human stem transplants.

A UCSF - led team has developed a technique to build tiny models of human tissues, called organoids, more precisely than ever before using a process that turns human cells into a biological equivalent of LEGO bricks.

In this study, the researchers used molecular, cell biological, in vivo genetic and bioinformatics approaches to identify the EGFR ligand amphiregulin as a physiological substrate, and demonstrate a role for iRhoms in amphiregulin - EGFR - dependent wound healing.

This would have multiple goals of killing cancer cells, creating a hostile biological environment for their growth, reducing toxicity from the drug regimen and avoiding the development of resistance to the cancer drugs being used.

In the final step in bacterial cell division, constriction of the so - called Z - ring, an annular structure that forms on the plasma membrane near the midpoint of the cell, gives rise to the two daughter cells: A research team led by Erwin Frey, who holds the Chair of Statistical and Biological Physics at LMU, has now used mathematical modelling to understand the mechanism that drives formation of the Z - ring, and in so doing have uncovered a novel class of pattern - forming mechanism in biologicaBiological Physics at LMU, has now used mathematical modelling to understand the mechanism that drives formation of the Z - ring, and in so doing have uncovered a novel class of pattern - forming mechanism in biologicalbiological systems.

A synchrotron is an important tool for many fields, as it creates intense beams of light that are used to probe biological cells or materials.

The Münster immunologists found a test - tube alternative for this, too: they used the molecular biological method of genome editing to systematically «cut out» the gene segment relevant for VLA4 and produce the appropriate «deficient» immune cells.

Professor Alvaro Mata, from Queen Mary's School of Engineering and Materials Science, said: «The technique opens the possibility to design and create biological scenarios like complex and specific cell environments, which can be used in different fields such as tissue engineering by creating constructs that resemble tissues or in vitro models that can be used to test drugs in a more efficient manner.»

The new technique could also be used to create nanoscale «inkjet printers» for printing electronics or biological cells, or to create antennas or photonic components.

The research group has found that this technology allows scientists to inactivate critical biological phenomena, including cell migration and cell division, by using only lights, and without the assistance of chemical drug treatments or genetic modification.

«New printing technique uses cells and molecules to recreate biological structures.»

It is surprising to find that a single gene (ESRP), through its ancestral biological role (cell adherence and motility) has been used throughout the animal scale for very different purposes: from the immune system of an echinoderm to the lips, lungs or inner ears of humans,» states professor Jordi Garcia - Fernàndez, of the University of Barcelona's Department of Genetics, Microbiology and Statistics and the IBUB.

Researchers from Queen Mary University of London have developed a printing technique using cells and molecules normally found in natural tissues to create constructs that resemble biological structures.

LIG can be written into target materials in patterns and used as a supercapacitor, an electrocatalyst for fuel cells, radio - frequency identification (RFID) antennas and biological sensors, among other potential applications.

But locating the cells that contain the 50 - nanometer particles has been like looking for a needle in a haystack, in part because the tissue - dissolving methods used to identify magnetite turn biological samples to mush.

«This is another great example of how using a synthetic «bottom - up» engineering approach and leveraging the power of biological design — this time at the scale of individual molecules interacting on cell membranes — can lead to breakthrough technologies for medicine that overcome limitations that hold back more conventional approaches,» said Wyss Institute Founding Director Donald Ingber, M.D., Ph.D., who is also the Judah Folkman Professor of Vascular Biology at Harvard Medical School and the Vascular Biology Program at Boston Children's Hospital and Professor of Bioengineering at Harvard's John A. Paulson School of Engineering and Applied Sciences.

Many of the adhesive products used today are toxic to cells, inflexible when they dry, and do not bind strongly to biological tissue.

Roein - Peikar also noted that their experiments are mainly based on Chinese Ovary Hamster cells, a cell line derived from the ovary of the Chinese hamster, often used in biological and medical research.

The authors illustrate the power of their approach using 20 distinct biological systems ranging from single - molecule binding kinetics to cell migration and division, immunology, and embryonic development.

Researchers use it to examine biological materials (such as microorganisms and cells), a variety of large molecules, medical biopsy samples, metals and crystalline structures, and the characteristics of various surfaces.

They did wave around a vial filled with E. coli when announcing that the chemistry prize went to Osamu Shimomura, Martin Chalfie, and Roger TsienThey discovered and developed green fluorescent protein which is now used to light up cells making it possible to observe biological processes.

Instead we can use the epigenetic clock to monitor their cells» aging rate and to evaluate which therapies slow the biological aging process,» explained Horvath.

«Likely biological link found between Zika virus, microcephaly: Discovery with lab - grown stem cells could be used to identify potential therapies.»

A team led by Dr. Thorsten Eierhoff and Junior Professor Dr. Winfried Römer from the Institute of Biology II, members of the Cluster of Excellence BIOSS Centre for Biological Signalling Studies of the University of Freiburg, has identified a novel mechanism of bacterial invasion: Pseudomonas aeruginosa uses lipids in the cell membrane to make its way into host cells.

An alternative approach is to persuade the immune system to attack tumours, using vaccines, biological therapies such as alpha interferon or interleukin 2 and genetically altered white blood cells.

Contact: 508-289-7139; [email protected] WOODS HOLE, Mass. — Using a simple «mirror trick» and not - so - simple computational analysis, scientists affiliated with the Marine Biological Laboratory (MBL) have considerably improved the speed, efficiency, and resolution of a light - sheet microscope, with broad applications for enhanced imaging of live cells and embryos.

«Cadmium isn't used in biological systems (with one rare exception) which means that cells haven't evolved ways to deal with this metal when they encounter it,» says Dr McDevitt.

Martonvásár Development of new generic plant genotypes to satisfy the needs of the future, based on an internationally acknowledged plant gene pool, and using up - to - date genetic, physiological, cell and reproduction biological, functional genomic, biotechnological, plant breeding and crop production methods.

Through the use of immunological, molecular and cell biological techniques, my laboratory is defining the phenotype and function of different monocyte subsets that infiltrate the central nervous system following traumatic injury.

Belmonte uses very early - stage pig embryos, whose biological signals are capable of turning human stem cells into the «perfect human organs» he's after.

Alternatively, evolutionary approaches have been used to identify functional regions as those that are likely to have a measurable biological impact on cell function if perturbed.