maternal genes

maternal genes

Segmentation genes that set the polarity and spatial co-ordinates from the anterior and posterior poles of the embryo, and which control the spatial patterns of gap gene transcription.
 
Examples
Bicoid, caudal, nanos.
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References in periodicals archive ?
1997) posterior end mark 2 (pem-2), pem-4, pem-5, and pem-6: Maternal genes with localized mRNA in the ascidian embryo.
It argues that father genes that somehow manage to enhance maternal blood pressure will likely be met by maternal genes compensating this challenge.
The affinity of a citizen to the state is based on citizenship and not on religion; it is based neither on the tribe nor on maternal genes.
Increased dosages of paternal genes result in hyperkinetic behavior, while increased maternal genes result in hypokinetic behavior.
To find seed-introduced maternal genes, the researchers looked for a stretch of DNA that pollen doesn't carry but that does show up in the chloroplasts of seeds.
Somatic cell-oocyte interactions via gap junctions are essential for oocyte growth, provision of substrate for metabolism, cytoplasmic maturation of the oocyte, inhibition of transcription of maternal genes and maintenance of meiotic arrest (1).
Half of your genetic inheritance comes directly from your mother - but while chance plays a role in determining whether or not you inherit certain features, the effects of your maternal genes are also modified by your paternal inheritance and your diet and lifestyle.
Some doctors believe better nutrition, ethnicity and maternal genes might be factors.
If the same is true of mammals, as scientists suspect, variations in maternal genes may influence the way people adjust to changes in the day and night cycle.
Recently we isolated cDNA clones for several maternal genes with localized mRNA (4, 5).
Typically, three assumptions are made about the back-cross process (Grun 1976): (1) there is no preferential retention of maternal genes among recombinant eggs, (2) the heritable cytoplasmic factors do not change during the introgression [TABULAR DATA FOR TABLE 1 OMITTED] process, and (3) sperm does not contribute cytoplasm to the egg.
Because her mom moved around to be with dad, and thus is not related to the other villagers, her maternal genes will be telling her to be mean to neighbours," EUbeda said.

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