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Tokyo scientists find hair loss gene in mice
News.com.au ^ | May 26, 2009

Posted on 05/26/2009 11:09:46 AM PDT by Schnucki

* Study finds hair loss gene in mice * Gene shared by both mice and humans * Could lead to cure of baldness in humans

EXPERIMENTS on mice have revealed a gene that is linked to early hair loss, a Japanese researcher said today, sparking hopes for a treatment to prevent thinning and baldness in humans.

The research team found that the absence of a gene known as Sox21 -- which it said is shared by humans and mice -- can lead to early hair loss.

The scientists biologically engineered mice by blocking the gene and found that the rodents started losing hair on their heads about 15 days after birth and became completely naked a week later.

"Normally, new hair appears right after old hair falls out," said Yumiko Saga, a mammalian development professor at the National Institute of Genetics.

"But the hair of these mice fell out very early, making their bald periods longer," she said, adding that although the mice started to grow new fur, the replacement hair also kept falling out quickly.

The Sox21 gene has in the past been shown to be linked to the formation of nerve cells, but the Japanese study was the first to indicate its function in ensuring hair retention, she said by telephone.

"It is entirely possible that the gene is also a cause of thinning hair among humans", Saga said.

The study, jointly conducted with Hideyuki Okano, professor at the School of Medicine at Tokyo's Keio University, found that the lack of the gene leads to the improper formation of cuticles, the outer layer of hair.

"Cuticles usually have a scaled structure, locking hair in the scalp," said Saga. Blocking the gene in the mice meant that their cuticles lacked this structure, making the hair fall out more quickly,

(Excerpt) Read more at news.com.au ...


TOPICS: Culture/Society; Extended News
KEYWORDS: animalresearch; baldness; genetics; hair

1 posted on 05/26/2009 11:09:46 AM PDT by Schnucki
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To: Schnucki

If I didn’t do such a cunning and undetectable comb over I might find this interesting.


2 posted on 05/26/2009 11:10:53 AM PDT by DManA
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To: Schnucki
The good news is, this may lead to a cure for baldness. The bad news is, that it may lead to a baldness pill...which could possibly haunt us with the same frequency as the Viagra/Cialis/Levitra commercials.
3 posted on 05/26/2009 11:12:53 AM PDT by americanophile
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To: Schnucki

Hurry please.


4 posted on 05/26/2009 11:12:53 AM PDT by AngryJawa (Obama's Success is America's Failure)
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To: DManA

Forget the tests-I’m buying!


5 posted on 05/26/2009 11:13:06 AM PDT by Dr. Ursus
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To: Schnucki

Great news for bald mice.


6 posted on 05/26/2009 11:13:20 AM PDT by dfwgator (1996 2006 2008 - Good Things Come in Threes)
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To: Schnucki

Women married to mice will be thrilled.


7 posted on 05/26/2009 11:16:30 AM PDT by VeniVidiVici (Putin warned Obama not to pursue Marxism. Obama has ignored him.)
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To: DManA

I'm going bald and I'm behind the 8 Ball.
8 posted on 05/26/2009 11:20:25 AM PDT by dblshot
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To: Schnucki

1. New drug approval takes 11 years, typically

2. Would be the first approved gene-based therapy —longer than 11 years, then, most likely

3. Companies would try to structure the treatment so that doses would be required forever

Still very interesting, of course


9 posted on 05/26/2009 11:21:51 AM PDT by gaijin
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To: Schnucki
a mammalian development professor

For a moment I thought this said "mammarian development professor"...

I look at it as: "Less hair to comb, more face to wash."
I don't recall who said that first, but he was right.

10 posted on 05/26/2009 11:25:53 AM PDT by theDentist (qwerty ergo typo : i type, therefore i misspelll)
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To: gaijin

Eleven years? I’ll have cornered the Finasteride market by then.


11 posted on 05/26/2009 11:28:57 AM PDT by skeeter
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To: Schnucki

Three bald mice, three bald mice, see how they ....


12 posted on 05/26/2009 11:29:09 AM PDT by G Larry (ObamaCare = "DYING IN LINE!")
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To: Schnucki
A little to late for me you smucks!....
13 posted on 05/26/2009 11:34:00 AM PDT by AngelesCrestHighway
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To: AngryJawa

yes....mine is thinning by the day....


14 posted on 05/26/2009 11:34:07 AM PDT by God luvs America (When the silent majority speaks the earth trembles!)
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To: AngryJawa
of course with my luck this is what will happen a week after taking the cure....


15 posted on 05/26/2009 11:36:47 AM PDT by God luvs America (When the silent majority speaks the earth trembles!)
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To: God luvs America

What, you’ll turn into young Bill Gates?


16 posted on 05/26/2009 11:37:59 AM PDT by Revolting cat! (Let us prey!)
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To: God luvs America

What did you do?....stick your finger in a light socket?


17 posted on 05/26/2009 11:38:43 AM PDT by AngelesCrestHighway
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To: Schnucki

Grass doesn’t grow on a busy street.


18 posted on 05/26/2009 11:51:53 AM PDT by dainbramaged (If you want a friend, get a dog.)
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To: Schnucki
There comes a point in a mans life when you stop praying for a cure for baldness, and start praying for something that would get rid of the hair starting to grow where no hair has any purpose. I'm there.
19 posted on 05/26/2009 11:52:31 AM PDT by NavyCanDo
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To: Schnucki

Have we cured cancer yet?


20 posted on 05/26/2009 12:05:44 PM PDT by GOPGuide
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To: Schnucki

Hair Club for Mice has declined comment on this story.


21 posted on 05/26/2009 12:10:01 PM PDT by GreenHornet
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To: Schnucki

imagine....with just a few billions in Federal funding, now we can end the scourge of bald mice forever...


22 posted on 05/26/2009 12:13:36 PM PDT by Buckeye McFrog
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To: Buckeye McFrog
This could cause funding problems for the Mice Toupee industry...


23 posted on 05/26/2009 12:17:18 PM PDT by COBOL2Java (Obamanation: an imploding administration headed by a clueless schmuck, with McCain as his Kowakian)
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To: COBOL2Java

ROFL!


24 posted on 05/26/2009 12:17:58 PM PDT by Travis T. OJustice (I can spell just fine, thanks, it's my typing that sucks.)
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To: COBOL2Java
Go natural.

Contains no fluorocarbons.

25 posted on 05/26/2009 12:21:26 PM PDT by McGruff
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To: Schnucki

Both my grandfathers are bald so I really need these scientists to get on this. Chop chop.


26 posted on 05/26/2009 12:24:05 PM PDT by exist
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To: Schnucki
The study could lead to the development of a medical treatment against thinning hair, Saga said, but she added that she had no immediate plans for further research to develop a human application.

"I found what might be the thing millions of men are looking for. But I have no plans to work on it."

That's nice, lady.

27 posted on 05/26/2009 12:30:45 PM PDT by Right Wing Assault ( Obama, you're off the island!)
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To: DManA

Is that you, Trump?


28 posted on 05/26/2009 12:31:28 PM PDT by RetSignman (DEMSM: "If you tell a big enough lie, frequently enough, it becomes the truth")
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To: GOPGuide
Have we cured cancer yet?

Yes.

The question is, have the cancer drug companies allowed the findings into the public yet?

29 posted on 05/26/2009 12:33:21 PM PDT by brewcrew
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To: Schnucki

Is it folk lore or true that baldness can be linked to your mother’s side of the family?

If that’s true, my husband is screwed. His pap was bald as a cue ball by 35...

Can’t we speed this stuff up a little? :)


30 posted on 05/26/2009 12:37:49 PM PDT by JenB987
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To: DManA
undetectable comb over

No such thing.
31 posted on 05/26/2009 12:45:59 PM PDT by Bobkk47
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To: Schnucki

I think the key to the importance of this finding, even if it translates well to human physical development, is: “a gene that is linked to early hair loss”, with emphasis on “early” hair loss, as opposed to the more prevalent hair loss that few human males avoid entirely as they age.


32 posted on 05/26/2009 12:51:05 PM PDT by Wuli
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To: Bobkk47; DManA

33 posted on 05/26/2009 12:51:09 PM PDT by StandUpChuck
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To: Schnucki

I take back all the bad things I’ve said about the Japanese. However if they did come up with cure for baldness, it would take our FDA about 30 years before they would approve it. By that time it will be too late for me.


34 posted on 05/26/2009 1:35:50 PM PDT by truthguy (Good intentions are not enough!)
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To: God luvs America
This guy ... does NOT have the baldness gene.


35 posted on 05/26/2009 1:44:16 PM PDT by Centurion2000 (We either Free America ourselves, or it is midnight for humanity for a thousand years.)
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