heterochromatic


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het·er·o·chro·mat·ic

(het'ĕr-ō-krō-mat'ik),
Characteristic of heterochromatin.

heterochromatic

(hĕt′ə-rō-krō-măt′ĭk)
adj.
1. Of or characterized by different colors; varicolored.
2. Consisting of different wavelengths or frequencies.
3. Of or relating to heterochromatin.

het′er·o·chro′ma·tism (-krō′mə-tĭz′əm) n.

heterochromatic

(of chromosomal preparations) staining differently from the major chromosome parts.
References in periodicals archive ?
Along with ORC, this protein binds to heterochromatic structures, including centromeres and telomeres, which are important to cell division and chromosome maintenance.
If H3K9me at heterochromatic ALU elements is detectable in plasma, such detection is not expected to indicate a disease-specific event.
Moreover, the striking similarity among the C-banding patterns found in the non-Andean regions (Table 3), restricted to three heterochromatic pairs, suggests that the event of heterochromatin decrease may have taken place just once in the evolutionary history of T.
On the cytological level, during interphase, the chromosomes in animals, such as flies, are all joined together in a common heterochromatic region, referred to as the chromocenter.
These histone modifications dictate local and global structure of chromatin, rendering it active and decondensed ( euchromatic ) or suppressed and compact ( heterochromatic ) by the recruitment of chromatin-binding proteins that recognize and associate with specific modifications.
Simultaneous fluorescent staining of R band and specific heterochromatic regions (DA/DAPI-bands) in human chromosomes.
Last year this was updated to the MPSII, which allows a central only measurement (within 90 seconds on average) and gives a confident analysis on the result (much like the confidence indicators used for visual field analysis) with over 90% of patients giving an accurate reading the first time they have used this heterochromatic flicker to measure macular pigment.
How nickel induces DNA methylation is not yet understood, but it has been proposed that nickel first induces chromatin condensation followed by de novo methylat ion of heterochromatic DNA (Lee YW et al.
In dipterans, such as Drosophila Fallen, 1823 (Drosophilidae), it has been demonstrated that heterochromatic sequences can be selectively underrepresented by active elimination during the development of polyploid chromosomes with a drastic reduction in copy numbers of some satellite sequences (Glaser et al.
Central to his findings is the importance of the progressive hetero-chromatinization of chromosomes, which he explains as a condensation of eu- and heterochromatic regions.
A recent study in the Cyperales demonstrates that centromere-specific histone H3 is present at nearly even strengths along heterochromatic regions of the chromosomes in Luzula nivea (L.
The densely brilliant magenta nucleolar-associated heterochromatic DNA in Feuglen stained sections distinguishes the donor quail cells from host chick cells (Le Douarin, 1973a, b).