Sentences with phrase «at hair follicles»

It is unknown if hair fails to grow because of some problem located at the hair follicles themselves, the lack of certain hormones or the over-abundance of them.

As it goes on you may notice dark spots on your dog's belly - or black dots at the hair follicles.

He hopes the cancer - targeting nanorobots will steer clear of other rapidly dividing cells, such as those in the gut and at hair follicles, which often suffer collateral damage during chemotherapy.

Not exact matches

In turn, the set of cutters commences the trimming tasks as soon as hair follicles are captured at its best.

You may notice that hair is beginning to grow at a faster rate and on your arms, legs, and face due to increased hormone stimulation of hair follicles.

With the harvested follicles, investigators such as James V. («Vince») Gruber, global director of research and development at Lonza Consumer Care, can test the effectiveness of new hair and skin products without relying on laboratory animals.

In a review of 19 studies, researchers at Johns Hopkins say they can confirm a «strong association» between certain scalp - pulling hairstyles — many common among African - Americans — and the development of traction alopecia, gradual hair loss caused by damage to the hair follicle from prolonged or repeated tension on the hair root.

«Dermal papilla cells give rise to hair follicles, and the notion of cloning hair follicles using inductive dermal papilla cells has been around for 40 years or so,» said co-study leader Colin Jahoda, PhD, professor of stem cell sciences at Durham University, England, and co-director of North East England Stem Cell Institute, who is one of the early founders of the field.

«This was a landmark achievement,» says Ralf Paus, a professor of dermatology at the University of Lübeck and an expert on hair - follicle biology.

«Our hair follicles are constantly recycling: when a hair falls out, the whole hair follicle has to grow back,» said Michael Rosenblum, MD, PhD, an assistant professor of dermatology at UCSF and senior author on the new paper.

«Clock genes» control our circadian rhythms, and the easiest place to extract evidence of their activity is from hair follicles, according to researchers at Japan's Yamaguchi University.

The group observed that, at the cellular level, one of the side effects of the diet was an expansion of hair follicle stem cells, leading to increasing hair follicle growth and retention rates.

Study demonstrates that mice can regrow hair follicles at wound sites; the finding could lead to treatment for human hair loss

It was thought that the body repairs wounds such as bed sores and burns by generating new skin cells from hair follicles or the skin at the edges of the wound — the same way that other animals do.

Inhibiting a family of enzymes inside hair follicles that are suspended in a resting state restores hair growth, a new study from researchers at Columbia University Medical Center has found.

When the researchers looked more closely at normal mouse hair follicles, they found that JAK inhibitors rapidly awakened resting follicles out of dormancy.

At the end of 3 weeks, when the volunteers were waking up about 4 hours later than they used to, the activity of their hair follicle circadian genes had shifted too — but only by about two and a half 2 1/2 hours, the team reports online today in the Proceedings of the National Academy of Sciences.

They then converted the iPS cells into epithelial stem cells, normally found at the bulge of hair follicles.

At the end of telogen the hair follicle re-enters anagen, the growth phase, and often a new hair will push the old one out, starting the growth cycle over again (Furdon & Clark, 2003; Garza et al., 2011).

The delicate interplay of two chemical signals coaxes stem cells into becoming hair follicles, according to new research by scientists at the Howard Hughes Medical Institute at The Rockefeller...

You may begin to find your hair stops growing at a certain length, as the growth stage has slowed and each follicle may only grow for a two to three year period.

The consistency is thick, like honey, which makes it effective at grabbing hair follicles by the root (as opposed to just breaking them mid-shaft), without being too sticky or hard to use.

This happens because most hair follicles grow hair for a few months and then rest for a few months with an average of 10 % of the head's follicles resting at once.

Iron and zinc help hair follicles to grow, says Wilma Bergfeld, MD, a dermatologist at the Cleveland Clinic.

• The laser is pain-less and has greater than 30 rotating lasers to treat your whole scalp • It stimulates the blood supply at your hair roots to help strengthen your current hair follicle resulting in thicker stronger hair by «photostimulation.»

The unusually high content of ricinoleic acid in castor oil improves blood circulation at the scalp, ensuring better nutrition for the hair follicles.

Acne is a skin condition that generally involves the infection or inflammation of oil glands at the base of hair follicles.

Once there, DHT connects to the androgen receptors at the base of the hair follicles.

Additionally, researchers looked at the effects of PGD2 and 15 - dPGJ2 on human hair follicles.

Notice the scalp in men who have been bald for a long time, it is almost «woody» it's not supple and soft at all, and circulation to any remaining hair follicles is highly restricted.

Rosemary oil is soothing, but at the same time reduces hair fall by dilating blood vessels in the scalp which helps them bring more blood (full of hair growing nutrients and minerals) directly to the hair follicles.

Topical Retinoids This topical treatment for acne works by reducing * the skin's natural production of sebum while at the same time preventing dead skin cells from clogging hair follicles.

Acne is caused by excess oil called sebum which originates in the sebaceous glands at the root of the hair follicles.

I agree with you, no one wants to admit that it all starts in the gut but even at our most distal points — hair follicles — it does!

Accutane ™ works by shrinking the sebaceous glands at the root of the hair follicles.

She hardly slept at night and said that she could feel pain in every hair follicle on her head.

Lack of zinc weakens the cells that bind your hair follicles in, increasing the rate at which you shed them.

This means that the hair was broken at the surface instead of pulled from the follicle.

The other side of the argument is that the hair is meant to be there, that it protects against anything entering the ear canal and starting problems, and if you pluck the hair, out you are leaving a tiny hole at the follicle that is vulnerable to germs and causes of ear issues.

Brushing a dog regularly stimulates the oils in the skin and at the follicle of the hair.

At this point the follicle goes into a «resting» stage for a period of time before producing a new, healthy hair.

Keep in mind it takes time for the compounds in this kind of supplement to work their way into your pet's hair follicles and skin, start at least a month in advance of flea season to make your pet totally unattractive to your local flea population (and their icky pesky tick and mosquito cousins as well!)

The fungi live in hair follicles and cause the hair shafts to break off at the skin line.

Hair falls out of follicles — look at your own brush or how often do you pluck a strand off your jacket.

At one time this occurred simultaneously in all the dog's hair follicles, but when they lost their natural circadian rhythm the follicles no longer shed at the same timAt one time this occurred simultaneously in all the dog's hair follicles, but when they lost their natural circadian rhythm the follicles no longer shed at the same timat the same time.

The cause is often infection or inflammation at the base of the hair (called hair follicle dysplasia).

Skin rashes appear at the base of hair follicles more frequently, as once a hair loses its base; the follicle is exposed to pollutants, allergens and parasites.

«In dogs, the fungi commonly infect hair follicles, which causes the affected hair shafts to break off at the skin line resulting in round patches of hair loss.»

These shampoos clean at the base of the hair follicles, helping to remove infection.

Your vet can also take a small scraping of the hair follicles or the debris on the skin and look at it under a microscope.