Sentences with phrase «uses for cell membrane»

In the case of hydrogenated fats, which are unsaturated fats altered to be solid at room temp to improve shelf life of products, the body mistakes them for the saturated fats it uses for cell membrane permeability (and overall repair), making cells impermeable so nutrients can't get in.

Not exact matches

To help make ideas about energy more concrete, for example, the new unit will use a variety of analogies from more familiar physical systems (e.g., combustion and charging a cellphone battery) to help students understand those same energy - releasing and energy - requiring chemical reactions and energy transfer when they occur in living organisms (e.g., cellular respiration, creating a charge across a membrane in mitochondria and nerve cells) where the reactions are more complex and difficult to observe.

Some of the other projects involve the development of proton exchange membrane for fuel cell application, a gyroscope based on micro-electromechanical technology and research on innovative engineering materials to fabricate ceramic membranes that can partially oxidize methane to syngas used as feedstock in commercial methanol production.

So it makes you think that, well, maybe that could have been one contributing factor to why we actually use genetic materials that incorporate ribose, because early cells that relied on an external source of ribose would have had easier access to that material compared to competing the cells that we're looking for, a different sugar that had a harder time getting across the membrane.

«So we could use this material and measurement technique for locally probing nanoscale activity of proteins that exists in cell membrane with high sensitivity.»

Using electrophysiological methods to measure electrical currents through cell membranes, the research group at the Institute for Physiology and Pharmacology, led by Marjan Slak Rupnik, showed that dextromethorphan extends the periods of electrical activity in beta cells.

Such an autocatalytic system also provides an entirely novel mechanism for the growth of ring - shaped structures, which differs fundamentally from that used for daughter cell segregation in eukaryotic cell division: In eukaryotes, specific motor proteins which attach to the cell membrane and undergo active contraction are essential for this process, Denk points out.

The majority of modern fuel cells, specifically those used for automotive applications, are proton exchange membrane (PEM) fuel cells, which functions by exchanging protons across an acidic polymer membrane to produce electricity and heat.

«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.

So, it makes you think that, well, maybe that could have been one contributing factor to why we actually use genetic materials that incorporate ribose because early cells that relied on an external source of ribose would have had easier access to that material compared to competing the cells that were looking for the different sugar that had a harder time getting across the membrane.

However, its future potential uses are significantly limited by scarcity and cost, as well as the fact that platinum readily binds with carbon monoxide, which «poisons» the desired reactions, for example in polymer electrolyte membrane (PEM) fuel cells, which are the leading contenders for small - scale and mobile power generation not based on batteries or combustion engines.

The research, performed using recombinant protein from cell lysate isolated in vitro, also validates a methodology for characterizing large, multivalent membrane proteins in general.

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.

Annexin V - FITC staining was used as a marker for apoptotic cells, while PI staining was used as an indicator of necrotic cells that had lost membrane integrity.

It will focus on catalyst development for four applications: proton exchange membrane fuel cells to convert stored energy in non-fossil fuels into electricity; electrolysers for splitting water into oxygen and hydrogen — a potential clean fuel cell source; syngas, a mixture of CO and H2, which is generated from coal, gas and biomass, and widely used as a key intermediate in the chemical industry; and lithium - air batteries.

Human amniotic membrane (AM), the innermost layer of the placenta is the most common substrate used for both in vitro cultures and as a vehicle for transfer of cells during transplantation, due to its structural similarities to the ocular surface, as well as its biological and functional properties.

Previous work has given insights into the mechanistic pathways leading to small molecule sequestration in membrane - free coacervate protocells; successfully demonstrated the use of liquid - liquid phase separated micro compartments for protein expression using cell free expression systems; exploited microfluidics for the high throughput formation of stable, monodisperse microdroplets; and integrated two contrasting modes of protocell construction to produce a novel hybrid model based on fatty acid membrane - bound coacervate micro-droplets.

Hideyuki Takeuchi of the University of Georgia and colleagues used CRISPR / Cas - based knockout of the enzymes responsible for these modifications to show that they were necessary for Notch transport to the cell membrane.

Using human colon cancer cells and primary human fibroblasts isolated from tumors and adjacent normal tissues, Alexandros Glentis and colleagues at the Institut Curie addressed the question of whether the cancer cells or the CAF cells were responsible for the breakdown of the basement membrane that leads to cancer progression.

Laminin - 511 is a major component of the basement membrane, which is expressed in early development of the embryo and can be used as a matrix for pluripotent (ES / iPS) stem cells, as it binds to integrin on cell surfaces.

Protein is largely used for cell function and structure, fats for hormone creation and building of cell membrane and carbs for immediate or stored fuel.

For any hormone to be used in the body it has to be attached to its corresponding receptor site, which is found on a cell's membrane.

Do you have an opinion on using pure magnesium oil, or using an oil with added MSM for «enhanced cell membrane permeability and may facilitate more efficient uptake of magnesium ions.»

When someone consumes folate in food, the body uses energy for absorption in the gut, and it passively diffuses across the cell membrane.

All such fats are generally not used for fuel but rather for constructing cell membranes, especially in your skin and nervous system.

Fats of all types, including polyunsaturated oils, are used as building blocks for cell membranes.

In addition to anchoring the proteins to membranes, these fatty acids can be used as on - off switches for proteins or to tag them for specific destinations within different compartments of the cell.

TINCTURES Arrowleaf Balsam Root Tincture — used as a tonic, strengthens the immune system by stimulating white blood cell activity Elderberry Tincture — concentrated for virus prevention and treatment, the berries contain proteins that inhibit viruses from entering cells Lomatium Root Tincture — used to treat H1N1 and H3N2 flu virus as an M2 inhibitor (starves viruses and keeps them from replicating), and completely inhibits cytopathic effects of the rotavirus Osha Root Tincture — a powerful antiviral and antibacterial agent for respiratory infections, alleviating mucous membrane pressure from inflammation to open bronchial passages Usnea Tincture — antibacterial that inhibits 16 known gram - positive bacteria (both the resistant and non-resistant strains) Valerian Root Tincture — smooth muscle relaxant for insomnia, back pain and sciatica

It helps stabilize the membranes of nerve cells, regulates mineral concentrations used for nerve transmission through receptors like NMDA, is a cofactor for GABA, our body's primary inhibitory neurotransmitter, and promotes serotonin production.

Magnesium is a cofactor for several important enzymes in the body, like DNA / RNA polymerases, used to transcribe new DNA / RNA strands, and guanylate cyclase, used to regulate the movement of minerals across cell membranes.

They are used to build the covering of nerves and cell membranes, and are also needed for muscle movement, blood clotting, and inflammation.

If a person has a neutral or positive state of general metabolic energy, glycerine may be (at least partially) excreted unchanged, metabolized into phoshoglycerides for use within cell membranes, or used in the conversion of extra dietary calories into body fat.

It's actually required by the body to build and maintain cell membranes and is used for many other important functions as well.

Saturated fatty acids are used primarily for energy in the body, whereas unsaturated fatty acids are found in cell membranes and blood lipoproteins.

Understand that some cholesterol is critical for our health, and the cell membranes and other structures need it to function, as well as the body uses it in making hormones and in digestion.

Professional Duties & Responsibilities Biomedical and biotechnology engineer with background in design of biomaterials, biosensors, drug delivery devices, microfrabrication, and tissue engineering Working knowledge of direct cell writing and rapid prototyping Experience fabricating nanocomposite hydrogel scaffolds Proficient in material analysis, mechanical, biochemical, and morphological testing of synthetic and biological materials Extensive experience in bio-imaging processes and procedures Specialized in mammalian, microbial, and viral cell culture Working knowledge of lab techniques and instruments including electrophoresis, chromatography, microscopy, spectroscopy, PCR, Flow cytometery, protein assay, DNA isolation techniques, polymer synthesis and characterization, and synthetic fiber production Developed strong knowledge of FDA, GLP, GMP, GCP, and GDP regulatory requirements Created biocompatible photocurable hydrogels for cell immobilization Formulated cell friendly prepolymer formulation Performed surface modification of nano - particle fillers to enhance their biocompatibility Evaluated cell and biomaterial interaction, cell growth, and proliferation Designed bench - top experiments and protocols to simulate in vivo situations Designed hydrogel based microfluidic prototypes for cell entrapment and cell culture utilizing computer - aided robotic dispenser Determined various mechanical, morphological, and transport properties of photocured hydrogels using Instron, FTIR, EDX, X-ray diffraction, DSC, TGA, and DMA Assessed biocompatibility of hydrogels and physiology of entrapped cells Evaluated intracellular and extracellular reactions of entrapped cells on spatial and temporal scales using optical, confocal, fluorescence, atomic force, and scanning electron microscopies Designed various biochemical assays Developed thermosensitive PET membranes for transdermal drug delivery application using Gamma radiation induced graft co-polymerization of N - isopropyl acylamide and Acrylic acid Characterized grafted co-polymer using various polymer characterization techniques Manipulated lower critical solution temperature of grafted thermosensitive co-polymer Loaded antibiotic on grafted co-polymer and determined drug release profile with temperature Determined biomechanical and biochemical properties of biological gels isolated from marine organisms Analyzed morphological and mechanical properties of metal coated yarns using SEM and Instron Performed analytical work on pharmaceutical formulations using gas and high performance liquid chromatography Performed market research and analysis for medical textile company Developed and implement comprehensive marketing and sales campaign