Sentences with phrase «study in live animals»

But without further study in live animals, «it's impossible to say» how important the webs are for fighting infection, cautions microbiologist Victor Nizet of the University of California, San Diego.

Complex phenomena — which we have so far only been able to study in live animals - can now be investigated in simple laboratory experiments using cultivated cells,» says postdoc Hans Christian Cederberg Helms from the Department of Pharmacy.

Along with the studies in live animals, the research team also studied human brain tissue from Northwestern's Cognitive Neurology and Alzheimer's Disease Center.

Not exact matches

As a Christian, I absolutely believe God began the human race in the Garden of Eden... as a discerning intelligent human being, I can not deny the facts found in carbon dating studies of ancient fossil remains... if God can creat man, he can also allow for investigation and confirmation of planet plant and animal life, the upheaval of mountains, and history of the sea.

Only a few biologists have actually lived with animals in their native habitats in order to study their behavior there, and the results are not always recognized as «scientific», since they are not readily repeatable in the fashion required by science.

If the findings of those who study animal behavior are to be accepted, power is an indispensable element in the preservation of the group life of the species in the animal world.

That the construction of super-organisms is a hazardous operation (like all Life's major transactions) is something of which we find ample evidence in the study of animal colonies, or, where Man is concerned, the spectacle afforded by recent totalitarian experiments.

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.

On the other hand, it would be overly simple to claim the Hebrew Scriptures in support of our modern study of animal life or the work of environmental conservation, since it is clear that neither priest not prophet thought the order of nature as we now see it to reflect God's intentions, either original or ultimate, for it.

My assigned blogger for this month was Lindsay and her blog «The Lean Green Bean» - she is studying to be a Registered Dietitian plus she shares her home with four furry companions, two cats and two dogs, which I personally found very cool because I am an animal lover myself since I grew up with dogs from very early age and in my adult life share my home with 3 cats.

«It is my desire and my purpose to further the education of the people of Texas and elsewhere in wildlife conservation, in the knowledge of the breeding and living habits of our wild creatures and in the relationship of wildlife to domesticated livestock on our ranches and farms; to afford students and others interested in wildlife betterment and propagation and in the raising of wildlife along with domesticated animals a place for research and an opportunity for the study thereof; and to develop scientifically methods of increasing the wildlife population of the state and nation for the benefit of future generations... who may not have the opportunity to know and appreciate our wildlife, as I have, unless methods of increasing and conserving our wildlife are scientifically developed.

SARASOTA — Scientist Carl Luer has spent most of his life studying an animal humans inherently fear: sharks.The predators of the sea have been the villains of thriller tales since the 1974 novel, Jaws They've invaded the streets of Los Angeles in the...

Scores of animal and human studies show that early life stress, such as severe early social deprivation, leads to long - term changes in the brain, cognitive and social problems, and heightened susceptibility to anxiety, depression, and drug abuse in adulthood.

The Burger That Shattered Her Life — Stephanie Smith (The New York Times) watch the video 38 % was from Greater Omaha meat packing plant 37 % from Lone Star, a slaughterhouse in Texas 15 % from a processor in Uruguay 10 % from Beef Products International (PINK SLIME) A study done by R.P. Clayton and K.E. Belk in 1998 concluded that a single 4 - ounce ground beef patty was made from, on average, at least 55 different animals to, at most, an average of 1082 animals.

But animal studies also suggest that early life exposure to some EDCs can cause weight gain later in life, and, as a result, have been called «obesogens.»

Jolly began studying these primates on her first trip to Madagascar in 1962 and spent much of her career documenting the animals» social lives.

Roughly 800 million years ago, in the late Proterozoic Eon, phosphorus, a chemical element essential to all life, began to accumulate in shallow ocean zones near coastlines widely considered to be the birthplace of animals and other complex organisms, according to a new study by geoscientists from the Georgia Institute of Technology and Yale University.

However, in some studies with laboratory mice, Feinberg had observed that these epigenetic tags varied considerably among the mice even when comparing the same type of tissue in animals that have been living in the exact same conditions.

Scientists regularly visit Carrie Bow Cay to study coral reefs, mangroves and seagrass meadows, as well as the animals that live in these unique ecosystems.

«Several studies have measured parasite infection in urban animals, but surprisingly we are the first to measure whether wild birds living in a city were more or less infected by a parasite and a pathogen, as well as how these infections are linked to their physiological stress,» said Mathieu Giraudeau, a post-doctoral associate who previously worked with Kevin McGraw, ASU associate professor with the School of Life Sciences.

Animal studies suggest ingestion of pesticide mixtures in early pregnancy may be associated with decreased live - born offspring leading to concerns that levels of pesticide residues permitted in food by the U.S. Environmental Protection Agency may still be too high for pregnant women and infants.

Toward that end he pursued studies of small (meiofaunal) grazing animals living within microbial mats and documented the earliest appearance of animal and trace (so - called Ediacaran) fossils in late Precambrian sediments in NE Norway.

Comparative psychology, taken in its most usual, broad sense, refers to the study of the behavior and mental life of animals other than human beings.

A 1999 study in Taipei found that 29.5 percent of 1,000 randomly interviewed people had released prayer animals at some point in their life.

Dennis Turner, an evolutionary biologist who studies companion animals at the Institute for Applied Ethology and Animal Psychology in Zurich, Switzerland, says the experiment only loosely resembles real - life adoptions, so more work needs to be done before he's convinced.

A compilation of studies suggests that as temperatures rise, herbivorous mammals will suffer greater effects from the toxins they eat, with animals living in dry regions at particular risk.

A new study by University of Arizona biologists helps explain why different groups of animals differ dramatically in their number of species, and how this is related to differences in their body forms and ways of life.

Marine biology is the scientific study of the plants, animals, and other organisms that live in the ocean.

Leeuwenhoek put his microscope collection — the largest of the mid-1600s — to good use, observing and studying minuscule creatures he surprisingly found living in water droplets, plants and animals, Yong said.

To better determine the role of specific chemoattractants in type III hypersensitivity, lead author Yoshishige Miyabe, MD, PhD, a research fellow in Luster's lab, used multiphoton intravital microscopy — an imaging technology pioneered for studies of immune cell movements in living animals by CIID investigator and co-author Thorsten Mempel, MD, PhD — to follow in real time the development of IC - induced arthritis in a mouse model of rheumatoid arthritis.

«Our study is the first to demonstrates unambiguously the conversion of a specific subtype of glia, the so - called NG2 glia, into induced neurons in living animals,» says senior study author Benedikt Berninger of Johannes Gutenberg University Mainz.

Phenology, the study of timing in the life of plants and animals, has been disrupted by climate change.

In a recently completed study, Wieczorek Hudenko and her colleagues surveyed more than 1,400 people in suburban Saratoga County, N.Y., and found that the more neutral experiences a person had with coyotes, or simply the longer they lived in their presence, the more positively they viewed the animaIn a recently completed study, Wieczorek Hudenko and her colleagues surveyed more than 1,400 people in suburban Saratoga County, N.Y., and found that the more neutral experiences a person had with coyotes, or simply the longer they lived in their presence, the more positively they viewed the animain suburban Saratoga County, N.Y., and found that the more neutral experiences a person had with coyotes, or simply the longer they lived in their presence, the more positively they viewed the animain their presence, the more positively they viewed the animal.

Vertebrate evolution generally proceeds at far less than a snail's pace, making study of the process in living animals difficult at best.

A study in the journal Frontiers in Ecology and the Environment notes that reflected light — off of buildings or roadways — can be as disruptive to animal behavior as the direct light that attracts sea turtle hatchlings to begin life in the wrong direction.

If you really want to know an animal, then it's useful to study at least one life span, which is, lions would be 18 years and elephants may be 60 years, not too many researchers spend the 60 years in elephants, but...

«Captive studies may undercut these animals, may underestimate what they are doing,» because studies of animals in captivity can fail to fully replicate the social groups and relationships that occur in the wild, he told Live Science.

«This landmark study draws the conclusion in pre-clinical animal studies that stem cell therapy for disc degenerative disease might be a potentially effective treatment for the very common condition that affects people's quality of life and productivity,» said the senior author, Wenchun Qu, MD, PhD, of the Mayo Clinic in Rochester, Minn..

Exposure to the endocrine - disrupting chemical bisphenol A during pregnancy may raise a mother's susceptibility to weight gain and diabetes later in life, according to a new animal study published in the Endocrine Society's journal Endocrinology.

Information on 2,441 children was used in the study, with 55 % of those included sleeping on animal skin in the first three months of life.

We have ongoing bio-geography studies in the Philippines that look at live animals to see how the complexity of island populations evolves.

«So much of our study of the fossil record is about filling in the gaps in our knowledge of how animals came to look as they do or live where they are, and Diandongosuchus does that for phytosaurs.

This included the study of fungi living in the water and the sediments, as well as fungi living on the surfaces of plants and other animals.

A group from the NIH's National Institute of Allergy and Infectious Diseases (NIAID) evaluated the live imaging system as a potential alternative to traditional methods of assessing investigative influenza vaccines and treatment in mice, which can be time consuming and require more study animals for valid statistical comparison.

The use of cell surface markers to isolate specific cell populations is one common method for separating cells; however, isolating live cells based on their RNA expression is a powerful new way enabling the study of small cell niches in nongenetically modified animal models and human tissue.

«This study gives us a better understanding of how living in an unpredictable environment can influence the population density of large animals that spend the majority of their time in tress,» said Erin Vogel, an evolutionary anthropologist at Rutgers University.

The hypothesis on dietary differences between modern humans and Neandertals is based on the study of animal bones found in caves occupied by these two types of hominids, which can provide clues about their diet, but it is always difficult to exclude large predators living at the same time as being responsible for at least part of this accumulation.

Many migration studies are done in short - lived species like songbirds, or by comparing a young bird to an older bird, said UMD biologist Thomas Mueller, an expert on animal migration and the study's lead scientist.

The new study demonstrated the advantages of an in vivo DNA barcoding technique, which attaches small snippets of DNA to different lipid - based nanoparticles that are then injected into living animals; more than a hundred nanoparticles can be tested in a single animal.

Historically, animal models — from fruit flies to mice — have been the go - to technique to study the biological consequences of aging, especially in tissues that can't be easily sampled from living humans, like the brain.