Champions hair and fibers by dgavinet https://padlet.com/dgavinet/hair Lab on Forensics en-us 2025-05-13 12:32:03 UTC 2026-03-19 16:12:23 UTC hello@padlet.com https://padlet.net/icons/8.0/png/1faae.png Picture of cat hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3448499559 2025-05-13 12:47:34 UTC https://padlet.com/dgavinet/hair/wish/3448499559 Picture of human hair observed under the microscope (x40) https://padlet.com/dgavinet/hair/wish/3448499763 2025-05-13 12:47:41 UTC https://padlet.com/dgavinet/hair/wish/3448499763 Picture of cat hair obsrved under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3448501021 2025-05-13 12:48:38 UTC https://padlet.com/dgavinet/hair/wish/3448501021 Alicia's hair shaft X400 https://padlet.com/dgavinet/hair/wish/3448505103 2025-05-13 12:51:36 UTC https://padlet.com/dgavinet/hair/wish/3448505103 Alicia's hair root X400 https://padlet.com/dgavinet/hair/wish/3448505903 2025-05-13 12:52:11 UTC https://padlet.com/dgavinet/hair/wish/3448505903 https://padlet.com/dgavinet/hair/wish/3448507351 picture of human leg hair observed under the microscope (x40)

]]> 2025-05-13 12:53:13 UTC https://padlet.com/dgavinet/hair/wish/3448507351 Picture of horse hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3448507603 2025-05-13 12:53:24 UTC https://padlet.com/dgavinet/hair/wish/3448507603 Baptiste hair X400 https://padlet.com/dgavinet/hair/wish/3448511582 2025-05-13 12:55:59 UTC https://padlet.com/dgavinet/hair/wish/3448511582 https://padlet.com/dgavinet/hair/wish/3448517405 human hair observed with a microscope (x100)

]]> 2025-05-13 13:00:11 UTC https://padlet.com/dgavinet/hair/wish/3448517405 https://padlet.com/dgavinet/hair/wish/3448518279 2025-05-13 13:00:41 UTC https://padlet.com/dgavinet/hair/wish/3448518279 Human hair seen under a microscope x100 amylfbowles https://padlet.com/dgavinet/hair/wish/3448678560 2025-05-13 14:29:23 UTC https://padlet.com/dgavinet/hair/wish/3448678560 Human hair seen under a microscope x400 amylfbowles https://padlet.com/dgavinet/hair/wish/3448688629 2025-05-13 14:35:33 UTC https://padlet.com/dgavinet/hair/wish/3448688629 Cat hair seen under a microscope x100 amylfbowles https://padlet.com/dgavinet/hair/wish/3448695468 2025-05-13 14:39:05 UTC https://padlet.com/dgavinet/hair/wish/3448695468 Picture of a hair of Carmen with a hair of Maelys https://padlet.com/dgavinet/hair/wish/3457710832 2025-05-19 18:09:10 UTC https://padlet.com/dgavinet/hair/wish/3457710832 Photo of à guinea pig hair observed under a microscope (x60) https://padlet.com/dgavinet/hair/wish/3459026005 2025-05-20 09:09:37 UTC https://padlet.com/dgavinet/hair/wish/3459026005 https://padlet.com/dgavinet/hair/wish/3459162884 We can observe a difference in thickness between our two hairs, and also the difference in pigment. It’s observed under the microscope (x250)

]]> 2025-05-20 11:10:51 UTC https://padlet.com/dgavinet/hair/wish/3459162884 Baptiste's eyebrow x400 https://padlet.com/dgavinet/hair/wish/3459176991 2025-05-20 11:22:33 UTC https://padlet.com/dgavinet/hair/wish/3459176991 The root of horse’s hair (x250) https://padlet.com/dgavinet/hair/wish/3459177374 This is a root of horse’s hair, we can see the root. It’s observed under the microscope

]]> 2025-05-20 11:22:49 UTC https://padlet.com/dgavinet/hair/wish/3459177374 Vitalii hair observed under microscope (x400) https://padlet.com/dgavinet/hair/wish/3459179333 this is a human hair, on this picture we can see the cuticle on the side of the hair, it's a blond hair because of the melanin and the pigment granules.

]]> 2025-05-20 11:24:30 UTC https://padlet.com/dgavinet/hair/wish/3459179333 A human dyed hair observed under the microscope ( X100) https://padlet.com/dgavinet/hair/wish/3459179532 we can see the cuticle and the cortex. we can also see the hair's pigment wich is purple. It's a colored hair. we can even see it under the microscope.

]]> 2025-05-20 11:24:40 UTC https://padlet.com/dgavinet/hair/wish/3459179532 Picture of sheep hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459179640 2025-05-20 11:24:43 UTC https://padlet.com/dgavinet/hair/wish/3459179640 Cat's hair x400 https://padlet.com/dgavinet/hair/wish/3459186790 We can see the medulla of a cat, it's different between cats and humans

]]> 2025-05-20 11:30:54 UTC https://padlet.com/dgavinet/hair/wish/3459186790 Two human hairs observed under the microscope (x40) https://padlet.com/dgavinet/hair/wish/3459187997 The first which is vertical, is still alive. It hyas DNA around it. The second one, which is horizontal, is deas. And we can see at the root, it was forcibily removed

]]> 2025-05-20 11:32:02 UTC https://padlet.com/dgavinet/hair/wish/3459187997 cat hair observed under microscope (x400) https://padlet.com/dgavinet/hair/wish/3459188732 this is a cat hair, on this picture we can see the cuticle on the side of the hair, it's a black hair because of the melanin and the pigment granules. we can see the fragmented medulla in the middle. The hair is in the anagen stage.

]]> 2025-05-20 11:32:52 UTC https://padlet.com/dgavinet/hair/wish/3459188732 https://padlet.com/dgavinet/hair/wish/3459196402 Image of human hair root from Anais observed under microscope (x10.45)

]]> 2025-05-20 11:38:50 UTC https://padlet.com/dgavinet/hair/wish/3459196402 The horse’s hair (x250) https://padlet.com/dgavinet/hair/wish/3459201125 It’s the horse’s hair shaft, we can see the cortex and the curticle, but we can’t see the medulla, it’s observed under the microscope.

]]> 2025-05-20 11:42:53 UTC https://padlet.com/dgavinet/hair/wish/3459201125 Cat hair observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459203997 This hair has a spinious pattern, with can see that because of the scales

]]> 2025-05-20 11:45:09 UTC https://padlet.com/dgavinet/hair/wish/3459203997 Picture of a human hair observed under the microscope ( x400) https://padlet.com/dgavinet/hair/wish/3459205445 2025-05-20 11:46:22 UTC https://padlet.com/dgavinet/hair/wish/3459205445 https://padlet.com/dgavinet/hair/wish/3459205548 Human hair (X10) visible medula

]]> 2025-05-20 11:46:27 UTC https://padlet.com/dgavinet/hair/wish/3459205548 Picture of cow hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459206738 2025-05-20 11:47:29 UTC https://padlet.com/dgavinet/hair/wish/3459206738 A dog dyed hair observed under the microscope (x100) https://padlet.com/dgavinet/hair/wish/3459207759 we can see dog hair

]]> 2025-05-20 11:48:20 UTC https://padlet.com/dgavinet/hair/wish/3459207759 https://padlet.com/dgavinet/hair/wish/3459208766 Florent's hair root observed under microscope (x4.45)

]]> 2025-05-20 11:49:12 UTC https://padlet.com/dgavinet/hair/wish/3459208766 A dog dyed hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459209233 we can see dog hair

]]> 2025-05-20 11:49:40 UTC https://padlet.com/dgavinet/hair/wish/3459209233 Picture of a cat hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459210034 We can see the scales and the cuticle of the cat. It is because of the scales that cat hairs stick to clothes.

]]> 2025-05-20 11:50:19 UTC https://padlet.com/dgavinet/hair/wish/3459210034 cat's hair root saw under microscope x100 https://padlet.com/dgavinet/hair/wish/3459210083 the root of the cat's hair .It was forcibly remouved .

]]> 2025-05-20 11:50:22 UTC https://padlet.com/dgavinet/hair/wish/3459210083 A cow dyed hair observed under the microscope (x100) https://padlet.com/dgavinet/hair/wish/3459210727 we can see cow hair

]]> 2025-05-20 11:50:51 UTC https://padlet.com/dgavinet/hair/wish/3459210727 A cat hair under a microscope (x100) https://padlet.com/dgavinet/hair/wish/3459211912 we can see a spine like scale pattern, the cortex and the medula which is animal medulla because 2/3=0.6.

]]> 2025-05-20 11:51:45 UTC https://padlet.com/dgavinet/hair/wish/3459211912 A cow dyed hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459211960 we can see cow hair

]]> 2025-05-20 11:51:48 UTC https://padlet.com/dgavinet/hair/wish/3459211960 cat's hair cuticle saw under microscope x100 https://padlet.com/dgavinet/hair/wish/3459213950 this cuticle is different because it hasn't different shape of human hairs .You can see this differnet in this picture .

]]> 2025-05-20 11:53:21 UTC https://padlet.com/dgavinet/hair/wish/3459213950 https://padlet.com/dgavinet/hair/wish/3459218900 cat hair with visible medulla (x40)

]]> 2025-05-20 11:57:37 UTC https://padlet.com/dgavinet/hair/wish/3459218900 Human hair observed under the microscope (x6000) https://padlet.com/dgavinet/hair/wish/3459221709 2025-05-20 11:59:41 UTC https://padlet.com/dgavinet/hair/wish/3459221709 A human hair with medulla under a microscope (x400) https://padlet.com/dgavinet/hair/wish/3459224393 We can see a human hair with a medulla .

We know this is a human hair because the medulla index is : 0.25 (2/8=0.25) .


]]> 2025-05-20 12:01:50 UTC https://padlet.com/dgavinet/hair/wish/3459224393 https://padlet.com/dgavinet/hair/wish/3459224866 Clear image of albino rat hair, with visible fragmanted medulla ((x40.45)


]]> 2025-05-20 12:02:16 UTC https://padlet.com/dgavinet/hair/wish/3459224866 Picture of a horse hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459224930 We can see the cortex (in the middle) and the cuticle of the horse

]]> 2025-05-20 12:02:20 UTC https://padlet.com/dgavinet/hair/wish/3459224930 Cat’s hair https://padlet.com/dgavinet/hair/wish/3459224989 This is a cat's hair, we can see the spinous (a spine, like scale pattern), we can see also the curticle and the cortex, it’s observed under the microscope.

]]> 2025-05-20 12:02:24 UTC https://padlet.com/dgavinet/hair/wish/3459224989 Picture of a cat hair observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459225101 2025-05-20 12:02:33 UTC https://padlet.com/dgavinet/hair/wish/3459225101 https://padlet.com/dgavinet/hair/wish/3459225865 Rabbit hair with medula (X40)

]]> 2025-05-20 12:03:09 UTC https://padlet.com/dgavinet/hair/wish/3459225865 Picture of Louane's hair observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459227322 2025-05-20 12:04:30 UTC https://padlet.com/dgavinet/hair/wish/3459227322 https://padlet.com/dgavinet/hair/wish/3459232066 Dog hair (x10) obbserved with mocroscope

]]> 2025-05-20 12:08:30 UTC https://padlet.com/dgavinet/hair/wish/3459232066 Human hair with medulla under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459232130 We can see clearly the medula, so the medullary index is 0.3/0.9 = 0.33. It is a human hair with an interrupted medulla

]]> 2025-05-20 12:08:32 UTC https://padlet.com/dgavinet/hair/wish/3459232130 a ship hair under a microscope (x400) https://padlet.com/dgavinet/hair/wish/3459232823 we can see a crow like scale pattern and the cortex but we can't see the medulla (x400)

]]> 2025-05-20 12:09:04 UTC https://padlet.com/dgavinet/hair/wish/3459232823 Picture of a cow hair observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459237439 2025-05-20 12:12:26 UTC https://padlet.com/dgavinet/hair/wish/3459237439 A human dyed hair observed under the microscope (x100) https://padlet.com/dgavinet/hair/wish/3459240450 we can see my hair

]]> 2025-05-20 12:15:04 UTC https://padlet.com/dgavinet/hair/wish/3459240450 Picture of Emy's hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459240554 2025-05-20 12:15:12 UTC https://padlet.com/dgavinet/hair/wish/3459240554 A human dyed hair observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459241869 2025-05-20 12:16:11 UTC https://padlet.com/dgavinet/hair/wish/3459241869 https://padlet.com/dgavinet/hair/wish/3459272492 (X40) rat hair

]]> 2025-05-20 12:40:18 UTC https://padlet.com/dgavinet/hair/wish/3459272492 Picture of guinea pig’s hair https://padlet.com/dgavinet/hair/wish/3459275367 We can see the curticle and the cortex, and we can see the medulla, but it’s not very visible. It’s observed under the microscope (x250)

]]> 2025-05-20 12:42:27 UTC https://padlet.com/dgavinet/hair/wish/3459275367 Wool seen under a microscope x100 amylfbowles https://padlet.com/dgavinet/hair/wish/3459278146 Here we can see a strand of wool with a visible interrupted medulla (0.4 MI)

]]> 2025-05-20 12:44:26 UTC https://padlet.com/dgavinet/hair/wish/3459278146 Rat hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459278161 We can see the pattern is imbricate with the scales. The cuticle is also visible

]]> 2025-05-20 12:44:26 UTC https://padlet.com/dgavinet/hair/wish/3459278161 A animal dyed observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459278698 we can see cat hair

]]> 2025-05-20 12:44:55 UTC https://padlet.com/dgavinet/hair/wish/3459278698 A animal dyed observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459279478 2025-05-20 12:45:32 UTC https://padlet.com/dgavinet/hair/wish/3459279478 Picture of rabbit hair observes under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459282461 2025-05-20 12:47:44 UTC https://padlet.com/dgavinet/hair/wish/3459282461 picture of rabbit hair observed under the microscope (x400) https://padlet.com/dgavinet/hair/wish/3459282873 2025-05-20 12:48:01 UTC https://padlet.com/dgavinet/hair/wish/3459282873 https://padlet.com/dgavinet/hair/wish/3459284027 Image of cow hair(x40.45)

]]> 2025-05-20 12:48:51 UTC https://padlet.com/dgavinet/hair/wish/3459284027 A horse hair under a microscope (x100) https://padlet.com/dgavinet/hair/wish/3459284100 we can see the curticle and the cortex and the color is brown thanks to the melanin and the pigment granule.

]]> 2025-05-20 12:48:54 UTC https://padlet.com/dgavinet/hair/wish/3459284100 Picture of a hair of sheep observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459285254 2025-05-20 12:49:34 UTC https://padlet.com/dgavinet/hair/wish/3459285254 Wool seen under a microscope x100 amylfbowles https://padlet.com/dgavinet/hair/wish/3459285445 2025-05-20 12:49:43 UTC https://padlet.com/dgavinet/hair/wish/3459285445 A animal dyed observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459286933 we can see rat rex hair

]]> 2025-05-20 12:50:50 UTC https://padlet.com/dgavinet/hair/wish/3459286933 Picture of a hair of rat observed under the microscope (x600) https://padlet.com/dgavinet/hair/wish/3459291782 2025-05-20 12:54:16 UTC https://padlet.com/dgavinet/hair/wish/3459291782 Distal end of three different strands of hair from the same head seen under a microscope x40 amylfbowles https://padlet.com/dgavinet/hair/wish/3459297464 2025-05-20 12:58:05 UTC https://padlet.com/dgavinet/hair/wish/3459297464 I will replace this with more images 😅 amylfbowles https://padlet.com/dgavinet/hair/wish/3459301439 2025-05-20 13:00:59 UTC https://padlet.com/dgavinet/hair/wish/3459301439 (X100)Human hair: medulary index= 0,33 eloravedrenne https://padlet.com/dgavinet/hair/wish/3477713175 (X400)Cat hair: medulary index= 0,77(animal)

(X400)Rabbit hair: medulary index= 0,6(animal)

(X100)Dog hair: medulary index=0,75(animal)

(X400)Rat hair:medulary index= 0,66

With a microscope

]]> 2025-06-03 18:13:33 UTC https://padlet.com/dgavinet/hair/wish/3477713175