Sentences with phrase «chemical tests show»

In TB eradication campaigns, the overreporting of people's cooperation with medical advice is measurable (chemical tests show whether patients have taken their pills or not) and quite high.

Not exact matches

Yet, research has shown that decay rates can change according to the chemical environment of the material being tested.

Sun Chemical showed off its famed scope of innovation, including a solution developed in conjunction with the University of Tokyo that helps brands test artwork from the perspective of the 10 % of humans who suffer from the various forms of colour blindness.

These fruits and vegetables tested positive for a number of chemical pesticide residues, showing higher concentrations of pesticides than other produce on the market.

While there is no concrete proof that BPA is harmful to humans, some tests by the National Toxicology Program (NTP), the National Institutes of Health, as well as the Food & Drug Administration (FDA) have shown that there could be potential issues that could arise due to over exposure of this chemical.

We couldn't find any testing showing that these chemicals were safe in moist fabric held against a newborn's skin for long periods of time.

Testing showed that «almost all» — more than 95 percent — of the products released estrogenic chemicals, especially when exposed to «stressors» like dishwashers and microwave ovens.

The state said this despite its own tests which showed levels for the potentially - hazardous chemical PFOA in at least four water wells in town in the 600 parts per trillion, well over the EPA guideline of 400 parts.

A recent round of state tests on 145 water wells in the town of Hoosick and village of Hoosick Falls showed slightly less than a third indicated a presence of a toxic chemical at levels exceeding the safety threshold recently set by the Environmental Protection Agency.

State officials were aware that those negotiations did not include private wells, dozens of which have since tested positive for elevated levels of the chemical, the records show.

In lab tests, prototype multilayer lenses have shown they can release ciprofloxacin (an antibiotic often used to treat eye and other infections) for up to 100 days, according to a study published in the July issue of Investigative Ophthalmology and Visual Science by researchers from Children's Hospital Boston, the Massachusetts Eye and Ear Infirmary's (MEEI) ophthalmology department, Schepens Eye Research Institute in Boston, and the Massachusetts Institute of Technology's (M.I.T.) chemical engineering department.

Neuroscientists can test odor - sensing neurons» responses to chemical «smells» by exposing them to scent molecules in liquid gradients, which overlap like the blurry rainbow of food coloring shown here.

But test scores and other evidence show that many U.S. middle and high school students struggle to understand even basic chemical reactions such as oxidation or photosynthesis.

«We're showing the current products only remove about half of the sulfite based on our initial testing,» said Maddie Lyda, an undergraduate senior in chemical engineering working on the project in Shiflett's group.

Initial tests show the chemical prolongs the survival of mice deliberately infected with prion disease (Proceedings of the National Academy of Sciences, DOI: 10.1073 / pnas.0702671104).

Further tests showed that the activation of specific inhibitory neurons — parvalbumin, somatostatin, and vasointestinal peptide — was responsible for these changes and was in turn controlled by the chemical messenger, or neurotransmitter, acetylcholine.

Building on previous work from Yuan's lab showing that the activity of RIPK1 could be blocked by a chemical called necrostatin - 1, the research team tested how ALS cells in lab dishes would respond to the same treatment.

The new findings, published in Chemical Communications, show that it's possible to test how enzymes react to certain antibiotics.

Further testing in the laboratory dish showed that hematopoietic stem cells from the sleep - deprived mice responded less strongly than their peers to naturally occurring chemical signals that trigger cellular migration.

Garle and his colleagues have designed a test that measures levels of a chemical to show the «sum effect» of all the cytokines produced by the skin cells.

Tests showed their ability to catalyze oxygen reduction, an essential chemical reaction in fuel cells.

Yet after testing 122,000 chemicals in all, the researchers found that even those that showed early potential failed in later trials.

To test whether foraging honey bees showed a preference for other chemicals they are likely to encounter in the wild, Liao set up two feeding stations in a large enclosure.

The group has found that a broad range of potential physical, chemical and biological markers characterise the Anthropocene, the clearest global markers being radionuclide fallout signals from nuclear testing and changes in carbon chemistry through fossil fuel burning — these in particular show marked changes starting in the early to mid-1950s.

For deiodinase type 1, 225 chemicals, or 12 % of those tested, showed potential for inhibiting the enzyme (Toxicol.

You can test a silicone product for chemical fillers by pinching and twisting a flat surface of it to see if any white shows through.

Further tests showed that the fetal immune cells were attacking cells from the mother, and releasing significantly higher levels of inflammatory chemicals as part of their attack.

The fact that these chemicals were found in high levels in almost 100 % of adults who were tested (in the US) shows that the body is capable of absorbing and storing them.

The reason that we've been duped, according to Sam Lemonick, a former employee of the American Chemical Society, which publishes the Journal of Medicinal Chemistry, is that curcumin does very well in screening tests that show how a molecule interacts with proteins implicated in various health problems that could — but don't always — show how the molecule might be useful.

Although it is shown that disposables have some degree of chemicals in them, there is very little and is tested to be safe and non harmful to babies.

Despite the quantity of heavy metal compounds that showed up on your standard heavy metal test, you need to order the Cyrex Array 11 Chemical Immune Reactivity Screen.

The issue is not how many chemicals or heavy metals a test shows are in your body but whether your immune system is reacting to these environmental compounds.

Do not proceed with chelation until these tests show your barriers are intact and you're not reacting to chemicals or metals.

A 2011 research tested various milk products for chemicals that may have contaminated the product.8 It showed that conventionally sourced milk had high amounts of antibiotics, anti-inflammatories, natural hormones, anti-malaria drugs, steroid hormones, and anti-fungal drugs.

Additionally, there have been some reports of testing that shows that cats are consuming large amounts of chemicals from the household.

However, if the dog is stable and only showing a few symptoms, the veterinarian will do a complete physical examination, do blood testing to check the blood glucose levels, monitor the dog's temperature, possibly doing urinalysis, and examine his skin and fur to see if possibly the dog got any of the natural chemical on his body.

Plus, according to Khalsa, lab tests have shown that with longterm exposure at low doses, fipronil has the potential to cause nervous system and thyroid toxicity, thyroid cancer, altered thyroid hormone levels, liver toxicity, kidney damage, convulsions, whining, barking, crying, loss of appetite, locomotor difficulty, reduced fertility, fetus mortality, smaller offspring, loss of hair at or beyond the point of application, moist inflammation, chemical burn and itching.

The latest Home Office statistics from 2016 show that 4,932 experiments were carried out on 3,530 dogs in the UK alone: toxicity tests typically involve dogs being force - fed chemicals in experiments lasting up to ninety days, with no pain relief or anaesthetic.

Nearly half of fast food wrappers tested contained PFAS chemicals — showing widespread use of these chemicals, but also broad adoption of alternatives.

The test results also showed the group of wells contained dozens of other contaminants, including low levels of chemicals known to cause cancer and heavy metals that exceed the agency's «trigger level» and could lead to illness if consumed over an extended period of time.

Swiss scientist Jan Van der Meer has shown the possibilities by testing out strains of bacteria that eat particular chemicals in oil spills.

Although testing showed that the chemicals in the well water did not exceed the limits under the Ontario Drinking Water Objectives for human consumption, the Berendsens maintained that the water was unfit for their cows.