Sentences with phrase «pigment granules in»

Such a dog will carry the genes for arranging pigment granules in the nose and other integument to show black, liver, or blue, but nothing at the E locus that allows anything other than tan hairs (or tan with brindle striping).

A black Lab or Boerboel will have a different type of pigment granule in those hair shafts.

Not exact matches

The shape and chemical composition of these granules is identical to organelles found in cells called melanosomes; these being responsible for creating and storing the pigment melanin.

Melanosomes are intracellular pigment granules assembled in the cytoplasm of melanocytes.

Matthew Shawkey, a biologist at the University of Akron in Ohio who has been working with dinosaur researchers to figure out the colors of those prehistoric beasts, adds that the study should help sway those skeptics who think that the melanosomes detected in some fossil specimens are really bacteria and not pigment granules.

Very recently, scientists have been able to detect pigment - containing granules, called melanosomes, in some very early bird fossils, as well as in their immediate ancestors, the dinosaurs.

And they have made educated guesses about the color of the pigments in the melanosomes based on the granules» sizes and shapes.

Close to such depigmented RPE cells, highly pigmented macrophages identified by CD68 staining were located between Bruch's membrane and the RPE and in the subretinal space or within the choroid.The total number of lipofuscin granules was counted in the cytoplasm of RPE cells from untreated and treated monkeys.

In previous studies using other donor cell types, significant intraretinal migration was not seen [39], [41], nor were pigment granules found in donor cells not originally derived from RPE [39In previous studies using other donor cell types, significant intraretinal migration was not seen [39], [41], nor were pigment granules found in donor cells not originally derived from RPE [39in donor cells not originally derived from RPE [39].

(B) High power image showing pigment granule - containing donor cells in the RPE - L region that are positive for human nuclear marker (arrows).

Another allele, on a different chromosome locus, can cause the arrangement or packed density of pigment granules to give a brownish color in areas that are commonly black in many breeds: nose, dorsal haircoat, etc..

Thus a yellow Lab or red - tan Boerboel will have hair pigment granules reflecting wavelengths of light in the red - yellow range of the spectrum.

Before you start arguing, try to see that black and liver (chocolate) are simply modifications of black pigment granule arrangements in the cells.

The E locus (let's use E or e to stand for Expression) tells the body whether or not to create and deposit pigment granules that show up as black or dark (including liver and blue) in the coat.

«Bhavsar works with dried granules of pigment in a very deliberate and precise approach, although it may appear random.