Sentences with phrase «damaged by light»

Since essential oils evaporate easily and can be damaged by light and very hot or cold temperatures, be sure to store them in tightly stopped, dark glass bottles in a cool, dark place.

Use opaque containers for stuff that can be damaged by light.

Epinephrine can also be easily damaged by light and heat, so a DIY kit would have to be prepared and carried very carefully, and refilled more often than an EpiPen, in order to make sure the medicine doesn't become ineffective.

Paper is damaged by light, humidity, microorganisms and pollution — all of which can lead to yellowing and browning.

Not exact matches

Wixen, an exclusive licensee of songs such as «Free Fallin» by Tom Petty, «Light My Fire» by the Doors, (Girl We Got a) Good Thing by Weezer and works of singers such as Stevie Nicks, is seeking damages worth at least $ 1.6 billion along with injunctive relief.

First, UV light is absorbed by the lens of your eye, which can cause cumulative damage over time like cataracts.

Some forty men were arrested by police in Jerusalem this morning for burning down garbage cans, blocking roads and damaging vehicles, traffic and street lights.

In an animal study done by the Faculty of Veterinary Science at the University of Sydney, adding goji to the diet supplied antioxidant activity that offered significant protection against skin disorders and lipid peroxidation of UV light damage.

Read a sample of e-mails sent to MEPs by lobbyists High time for CIAA to come clean on its lobbying CIAA's $ 1 - billion campaign to promote the GDA labelling system was clearly a key element in its political strategy to combat other, stricter labelling options which it feared would damage sales of unhealthy food, such as the «traffic light» system.

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Perinatal events can result in associated longer term health and broader societal costs, as shown by the size of damages paid in obstetric litigation cases, which represent a substantial cost to the NHS.27 Follow - up over weeks or longer to monitor recovery, or a future assessment of the outcomes for mothers and babies at a later date, would act as a vehicle for estimating costs and consequences beyond the perinatal period and shed more light on long term cost effectiveness.

Arranged by complaint type, New Yorkers as of early Tuesday had placed 5,102 reports of damaged trees, warned of malfunctioning traffic signals 1,074 times, notified the city in 642 instances of an overflowing or otherwise broken sewer drain, and complained of broken street lights 325 times.

The BHA has made its comments in light of a new legal case launched by Tony Nicklinson which seeks clarity in the law on murder and assisted dying, and ahead of an appeal later today in the case of Frances Inglis, who was given a life sentence earlier this year after being found guilty of murder after giving her permanently brain - damaged son a lethal heroin overdose.

Defects uncovered by inspectors included damaged hazardous material placards, thin brake shoes, inoperative lights, loose bolts on oil tank car heat shields, and missing guard rail bolts.

Florida Power & Light says it will be weeks, not days, before electricity is fully restored because of the damage being done by Hurricane Irma.

Transplanted neurons controlled by light can drive muscle function in damaged mouse sciatic nerves.

Tepfer suspects that seeds damaged by very short wavelength UV light could germinate if they repaired that DNA damage as they grew.

By mixing DNA with an electrochemiluminescent (ECL) agent, a mixture that lights up after electrochemical reactions take place, and exposing it to extracts from cigarette smoke and e-cigarette vapor, the chemists were able to spot DNA damage.

We know that they are under stress when they are fighting cancer or other diseases, so I wondered whether anything measureable could be seen if we put them under further stress with UVA light.We found that people with cancer have DNA which is more easily damaged by ultraviolet light than other people, so the test shows the sensitivity to damage of all the DNA — the genome — in a cell.»

A few microscopic techniques can focus light deep into the intact brains of dead animals to study its structure without damaging the axons, but much of this light is scattered away by the fatty lipid membranes that surround individual cells, making the technique less than perfect.

Melanoma is usually induced by the sun, by dangerous ultraviolet light damage.

The way to do this was suggested by Howell's finding that in terms of the amount of damage done, the light intensity and exposure time are related in a reciprocal manner.

In other words, the damage caused by a given light intensity in two hours is the same as that caused by double the light intensity in one hour.

AMD develops slowly over decades, with the buildup of fatty protein deposits in the retina, which cause damage by blocking the flow of nutrients into the light - sensitive portion of the eye, and of waste products out.

Only upon application is it «switched on» in the tumor tissue by visible light and damages the tumor tissue there.

Photodynamic therapy (PDT), involves the use of chemicals called photosensitizers that are activated by exposure to specific wavelengths of light to release reactive molecules that can damage nearby cells.

«First aid kit in some living organisms helps fix DNA after lengthy sun exposure: New study unveils the binding mechanisms of enzymes capable of repairing DNA damaged by UV light before any risk of cellular malfunction sets in.»

Sunburn in living organisms is caused by ultraviolet (UV) light from the sun damaging the DNA in the cells.

That's good for probing delicate samples, such as proteins, than can be damaged by high - intensity light.

(Damage to the MT causes motion blindness, in which moving objects look like a succession of static objects — as if lit by a strobe light.)

SPIM uses a thin beam of light to illuminate only the single plane that is currently being imaged so the biological sample is not damaged by overexposure to light.

Bypassing damaged retinal cells The light - sensitive photoreceptors made by the rod and cone cells in the retina also belong to the GPCR class.

Fibers treated this way can transmit stable, high - power ultraviolet laser light for long periods of time, resisting the damage usually caused by UV light.

When skin cells are damaged by ultraviolet light they produce more pigment, which makes skin appear darker.

After two earlier published attempts that led to early - stage embryos but not confirmed embryonic stem cells, Mitalipov and colleagues took steps to preserve a protein complex believed to help primate eggs restructure transplanted DNA, and employed a new imaging system to observe the egg's chromosomes directly instead of by staining them or using ultraviolet light, which might damage DNA.

Light - sheet microscopy is appealing because, by rapidly illuminating one plane after another within a specimen, background haze and light - induced damage are minimLight - sheet microscopy is appealing because, by rapidly illuminating one plane after another within a specimen, background haze and light - induced damage are minimlight - induced damage are minimized.

To cast more light on the question, a team led by Rosemary Varley at the University of Sheffield in the U.K. administered a variety of tests to three men with brain damage in their language processing centers.

«This suggests that the light use efficiency of lettuce and pothos was limited by a process other than conversion into heat, likely light - induced damage to the photosynthetic machinery in the leaves,» the authors noted.

In the course of comparing P. destructans to six closely related non-pathogenic fungi, researchers discovered that P. destructans is unable to repair DNA damage caused by UV light, which could lead to novel treatments for the disease.

«It is unusual that P. destructans appears to be unable to repair damage caused by UV - light,» said Jon Palmer, a research botanist in the Northern Research Station's lab in Madison, Wis., and the lead author of the study.

Melanoma is associated with DNA damage and genomic alterations caused by ultraviolet light.

This suggests that the accretion disk and gas stream are strong enough to survive despite the damage caused by ultraviolet light,» explained Andrés Guzmán, the study's principal researcher and a postdoctoral fellow at the University of Chile.

In light of what you say about the damage done by free radicals produced by the mitochondria and the idea you propose of alleviating this by targeting antioxidants into the mitochondria, would say say that the antioxidants that we get from our food are worthless?

The researchers assessed the damage by looking at changes in the surface reflectance of both visible and invisible light.

This research points to exciting new possibilities for preventing or reversing the disabling vision loss caused by age - related macular degeneration, diabetic retinopathy, retinitis pigmentosa, glaucoma, and other diseases that damage the retina, the layer of light - sensitive nerve cells that line the back of the eye.

Despite the protection offered by the cellular environment, the integrity of DNA is continuously challenged by a variety of endogenous and exogenous agents (e.g. ultraviolet light, cigarette smoke, environmental pollution, oxidative damage, etc...) that cause DNA lesions, interfering with proper cellular functions, such as transcription, inducing premature cellular death and finally premature ageing and organs dysfunctions.

Among the newly funded investigations are: the development of animal models of diabetic eye disease to learn how fenofibrate, a drug clinically - approved to treat cholesterol, protects the eye from diabetes - related damage; the development of a specialized camera to capture how the retina's rods and cones (responsible for turning light energy into shapes and colors) work in health and how they fail in retinal diseases; and the exploration of mechanisms by which intestinal tract bacteria impact the health of the eye.

Together with Rangaswamy Srinivasan and Samuel E. Blum, for their discovery of pulsed ultraviolet laser surgery, wherein laser light cuts and etches biological tissue by photoablation with minimal collateral damage, leading to healing without significant scarring.

These syndromes include conditions in which autoimmunity is clearly implicated as causal, in light of identification of autoantibodies to relevant autoantigens; diseases suspected to be autoimmune because of the presence of autoantibodies, although the autoreactive response has not been proven to be pathogenic and could be a consequence or marker of tissue damage; and other diseases often considered to be «autoimmune,» such as psoriasis or inflammatory bowel disease, characterized by organ - targeted inflammation but without evidence of a stimulating autoantigen.