Sentences with phrase «animal cells at»

Hanyu is providing Japanese high school students access to high - tech heated boxes that allow them to culture animal cells at home and grow them into meat - like products.

Not exact matches

When behavior is successful our cells become finely tuned to what the animal was learning at the time while a failure shows little change in the brain or improvement in the monkey's behavior.

Bethencourt and Shigeta figured they could use cell cultures to grow meat without slaughtering any cows or chickens — but why rely on those animals at all?

In comparison to animals, single - celled fungi are incredibly efficient at converting carbohydrates into protein: a pound of sugar yields half a pound of fungal biomass, beating mammals and fowl by orders of magnitude.

Thus, at the lowest level, electrons tend to unite and converge in the atom; atoms converge by molecularization, crystallization; molecules unite by polymerization; cells unite by conjugation, reproduction, association; nerve ganglions concentrate and localize to form a brain by what might be called a process of cephalization; the higher animal groups form colonies, hives, herds, societies, etc.; man socializes and forms civilizations as foci of attraction and organization.

Rather, before we make hasty, uninformed guesses about things as enormously complicated as whole organs and animals, we must first look at life's foundation» molecules and cells» to see what natural selection can explain there.

(Cf. the phenomenon of the «runners» at first connected with the mother plant and then separated from it; the fluid transition between various plants and animals which appear to be one; the germ - cell inside and outside the parent organism, etc.) Living forms which present what are apparently very great differences in space and time can ontologically have the same morphological principle, so that enormous differences of external form can derive from the material substratum and chance patterns of circumstance without change of substantial form (caterpillar - chrysalis butterfly).

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.

Higher animals all seem to contain at least one such society, called a «living person,» present in the body in addition to the cells and molecules of the central nervous system, even though dependent upon them.

It was but a single cell, and man is at the least a multicellular animal with an elaborate nervous system.

Animal cells within the meat are surrounded by a thin membrane that is easily dissolved by digestive juices, however, when cooked quickly and at high temperatures, this membrane will toughen, slowing digestion and impairing nutrient uptake.

and as far as Casey is concerned, this PIG is crying for one reason, because she finally has realized that she will never again slide down a pole at Fusions, but instead will spend the next 50 years in a 10 by 10 cell like the animal that she really is.

Researchers at the European Union Reference Laboratory for alternatives to animal testing developed five different tests that use human blood cells to detect contaminants in drugs that cause a potentially dangerous fever response.

Researchers hope the organoids will be better than lab animals or cells growing in culture at revealing how the human brain develops, both normally and when things go awry, and identify potential therapeutic or genome - editing targets.

«When a new substance forms during a chemical reaction, many students think that the atoms and molecules have actually changed into something new, whereas they simply rearranged, that the mass increase of plants is due to minerals in the soil, or that cell division alone accounts for animal growth,» said Cari Herrmann Abell, a senior research associate at Project 2061.

In a new study, researchers at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science examined how the interaction of two genomes in animal cells — the mitochondrial and nuclear genomes — interact to affect adaptation of the Atlantic killifish to different temperatures.

Researchers at the Center for Engineering MechanoBiology (CEMB), an NSF Science and Technology Center at the University of Pennsylvania, study plants like this Arabidopsis thaliana to learn how molecules, cells and tissues integrate mechanics within plant and animal biology, with the aim of creating new materials, biomedical therapies and agricultural technologies.

She wrote her dissertation on pollen sterility in petunias, but she also studied cell structure, which led her back to animals and a postdoc at the Scripps Research Institute in San Diego, California, where she studied a protein on the ends of actin filaments.

And when the team injected antibody - treated cells into mouse brains, the animals showed no symptoms at all, whereas animals injected with prion - infected, but untreated, cells died after about 160 days.

«These predictive algorithms seem to do a good job when CRISPR is performed in cells or tissues in a dish, but whole genome sequencing has not been employed to look for all off - target effects in living animals,» says co-author Alexander Bassuk, MD, PhD, professor of pediatrics at the University of Iowa.

By using engineered zinc - finger nucleases (ZFNs) designed to target an integrated reporter and two endogenous rat genes, Immunoglobulin M (IgM) and Rab38, we demonstrate that a single injection of DNA or messenger RNA encoding ZFNs into the one - cell rat embryo leads to a high frequency of animals carrying 25 to 100 % disruption at the target locus.

Combing the genetic data from a transmission study in ferrets, a team led by Thomas Friedrich, a professor of pathobiological sciences at the University of Wisconsin - Madison School of Veterinary Medicine, found that during transmission, when one animal is infected by another through sneezing or coughing, the process of natural selection acts strongly on hemagglutinin, the structure the virus uses to attach to and infect host cells.

According to Raymond Geor, an exercise physiologist at Michigan State University, sled dog muscle cells are well equipped to use this fat because they have a higher mitochondrial density — more cellular power plants — than other animals.

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.

A team led by animal scientists Steven Stice of Advanced Cell Technology Inc. and James Robl, an animal scientist at the University of Massachusetts, both in Amherst, added foreign DNA to lab - grown cow fetal cells.

Cell assays and animal studies suggest that drugs that restore p53's activity work with not just one mutant form of the protein, but many, says Alan Fersht, a chemist at the University of Cambridge in the United Kingdom.

«These cyanobacteria use the entire cell body as a lens to focus an image of the light source at the cell membrane, as in the retina of an animal eye,» says University of London microbiologist Conrad Mullineaux, who helped to make the discovery.

When injected with cancer cells, animals housed there developed tumors 80 % smaller than those in control mice, or no tumors at all.

Ancient American dogs, including the Koster and Stilwell II animals, shared a common genetic ancestor, cell biologist Kelsey Witt Dillon of the University of California, Merced reported April 13 at the SAA meeting.

The study — which looked at the action of Substance P within nerve cells in the lab and in animal models — focused on acute pain, but Professor Gamper aims to look at its role within chronic pain as well.

Now, scientists from the Perelman School of Medicine at the University of Pennsylvania reveal that the release of AMPs is partially controlled by bitter taste receptors in the upper airway on a cell previously identified in animals and only recently in humans known as solitary chemosensory cells (SCCs).

«Why is the division of egg cells — which is so important at the start of animal life — why is that not very reliable?»

«Most previous research into ways of delaying the onset of HD symptoms have focused on studying the mutant protein in cells or in animal models, but the relevance of abnormalities in those systems to what actually happens in patients remains a huge assumption,» says James Gusella, PhD, director of the Center for Human Genetic Research (CHGR) at Massachusetts General Hospital (MGH), corresponding author of the Cell paper.

One plausible explanation was that over the course of successive population crashes, the devils had become so inbred that their cells look identical — at least to the animals» immune systems.

«There's dogma in the literature — which is more oriented toward the cell biology of aging — that wild animals don't actually senesce,» says Daniel Nussey, an evolutionary ecologist at the University of Edinburgh who studies aging in Soay sheep on a remote Scottish island.

In unpublished research, Cagan (now at the Wellcome Trust Sanger Institute in Hinxton, England) found that genes involved in helping neural crest cells migrate differed between the tame and wild animals (SN: 6/13/15, p. 11).

When Busch turned on the marker in adult animals, it became visible that at least one third (approximately 5000 cells) of a mouse's hematopoietic stem cells produce differentiated progenitor cells.

Still, he says, other groups have arrived at opposing results regarding the role of T cells in the disease, in part, perhaps, because their animal models aren't the same.

Because regulatory T cells reduce inflammation in lab animals, cardiologist Ziad Mallat at the French National Institute of Health in Paris and his colleagues theorized that regulatory T cells are trying to protect against atherosclerosis.

Biologists, physicists, mathematicians, and computer scientists have begun cooperating on a sophisticated «systems biology» aimed at understanding how the countless molecular interactions at the heart of life fit together in the workings of cells, organs, and whole animals.

For this study the researchers looked only at mitochondrial DNA, which represents only a small portion of the DNA in each animal's cells.

Maria Braga, DDS, PhD, and colleagues at the Uniformed Services University of the Health Sciences, F. Edward Hébert School of Medicine, found that activating ASIC1a decreased the activity of nearby cells and reduced anxiety - like behavior in animals.

At the Galveston National Laboratory, which houses a biosafety level 4 lab, researchers shut down experiments, euthanized infected animals, put pathogens in cold storage, and autoclaved cell cultures.

To better understand how HMGA1 affected the rodents» intestines, Resar and Lingling Xian, M.D., Ph.D., research associate at the Johns Hopkins University School of Medicine, and their colleagues examined the transgenic animals» intestinal cells to determine which ones were expressing this gene.

The sea slug Aplysia californica, a red, green or brown hermaphrodite that can grow up to 16 inches long, has the biggest brain cells, or neurons, in the animal kingdom, at up to a millimeter long.

Biologist Eva Egelyng Sigsgaard at the Natural History Museum of Denmark at the University of Copenhagen and her team collected seawater containing skin cells — along with cells from urine and feces — naturally shed by the whale sharks and other animals.

The study suggests there may be «many more such instances of misidentification of animal species» — especially considering that the sunfish is relatively large and hard to miss — says Byrappa Venkatesh, a geneticist at the Institute of Molecular and Cell Biology in Singapore, who was not involved in the new research.

And at that point, he started to think about, you know, the idea of being able to grow meat from stem cells or from cells; to be able to grow meat in a lab as opposed to, you know, raising animals in a farm somewhere; to be able to have a lab and grow meat anywhere, you know, regardless of the environmental conditions or other factors.

«Maybe at the one - cell or two - cell stage,» Eggan and his colleagues reasoned, «there's still some of that stuff in there...» And if they picked the right moment of cell division, when these powerful reprogramming factors were still floating around in the periphery of the cell, they might be able to use drugs to temporarily freeze the cell in the middle of division, stick in the needle of a micromanipulator to suck out the embryonic DNA, squirt in DNA from an adult animal, and then kick - start the process of reprogramming — hours, perhaps even days after an egg had been fertilized.

Humans don't rely on the sense of smell as much as other animals do, so maybe it isn't surprising that people don't make new odor - sensing cells, says study author Jonas Frisén, a neuroscientist at the Karolinska Institute in Stockholm.