Sentences with word «heterochromatic»

Our preliminary studies have revealed nanometer - scale fine features within heterochromatic foci for the first time.

To see if this lack of heterochromatic marks and Xist, both of which normally block gene expression on the inactive X, resulted in increased gene expression, the researchers looked at immunity - related genes on the X chromosome to see if there was one or two copies being expressed.

Australian Shepherds carry the gene for heterochromatic eyes, in other words, they are often multicolored.

No character better exemplifies the movie's out - there visual sense than the shapeshifting witch (a scene - stealing Rinko Kikuchi) with heterochromatic eyes who uses her long, tentacle - like hair as an extra set of limbs and occasionally disappears into a swirl of colorful fabrics.

To examine the chromatin structure of rice centromere 8, Nagaki et al. [6] used ChIP - PCR with antibodies against two different covalent modifications of the canonical H3 histone protein (rather than the centromere - specific CenH3): dimethylation on lysine 9 (dimethyl - K9), which has been shown to be enriched in heterochromatic regions, and dimethyl - K4, which is present in euchromatic portions of the chromosome.

This breed also carries the gene for heterochromatic eyes, in other words, eyes of different colors.

Y chromosome and other heterochromatic sequences of the Drosophila melanogaster genome: how far can we go?

In particular she examined the role of Xist, a long non-coding RNA molecule that is known to initiate X inactivation and maintain it by residing with the inactivated X chromosome, which also acquires small - molecule tags called heterochromatic modifications, further repressing gene expression.

«These findings directly contradict the traditional view that the Y is largely heterochromatic with a paucity of genes and transcription activity,» said the researchers, who released their findings in the current online issue of Proceedings of the National Academy of Sciences.

In Drosophila cells, «safe» homologous recombination repair of heterochromatic double - strand breaks (DSBs) relies on a specialized pathway that relocalizes repair sites to the nuclear periphery.

They found that heterochromatic droplets fused together just like two drops of oil surrounded by water.

Condensin expression in non-senescent human cell (left) induces senescence and completely transforms global genome architecture (right), which is referred to as Senescence - Associated Heterochromatic Foci (SAHF).

On the other hand, tissue specific genes are known to be dispersed in gene dense as well as heterochromatic regions [9, 11].

He's a 10 to 12 week - old puppy, white with heterochromatic eyes, and a few brown spots.

Catahoulas can also have blue or blue - white «cracked glass» or heterochromatic eyes (also called «marbled glass» eyes), which occurs when glass portions and colored portions occur simultaneously in the eye.

However, one word of caution to be aware of is that since both parent breeds carry the gene for heterochromatic (different color) eyes, they are prone to eye problems like glaucoma and cataracts.

Bettors have been siding with the heterochromatic - eyed ace of the Nats, which generally happens in these situations.

An oocyte with decreased Topoiosmerase II levels in heterochromatic region of the X chromosome (green) failed to separate while heterochromatic region of the 4th chromosome (red) is stretched into abnormal projections.

Further examinations of the inactive X in lymphocytes found that it lacked the heterochromatic marks found on the inactive X in other cell types.

Red denotes a small minimum distance, or thin region, of a branch of the heterochromatic structure, and white denotes a large minimum distance, or thick region, of a branch of the heterochromatin.

When chromatin preparations are exposed to formaldehyde, those nucleosomes are physically cross-linked to the heterochromatic DNA wrapped around them.

The most striking chromatin modification is the formation of heterochromatic foci, termed as senescence associated heterochromatic foci (SAHF), often induced by the activation of oncogenes such as Ras.

Under a normal fluorescence microscope, these heterochromatic foci appear as featureless bright dots.

Eye problems such as cataracts and Collie Eye Anomaly are fairly common to this breed, typical of those dogs carrying the heterochromatic gene.