| decidual | Relating to the decidua. (05 Mar 2000) |
|---|---|
| decidual cast | A mold of the interior of the uterus formed of the exfoliated mucous membrane in cases of extrauterine gestation. (05 Mar 2000) |
| decidual cell | An enlarged, ovoid connective tissue cell appearing in the endometrium of pregnancy. (05 Mar 2000) |
| decidual fissure | A cleft in the decidua basalis or placenta. (05 Mar 2000) |
| decidual reaction | The cellular and vascular changes occurring in the endometrium at the time of implantation. (05 Mar 2000) |
| double decidual sac | <radiology> DDS, visualization correlates with presence of pregnancy in 98%, may be seen at less than 5 weeks on transvaginal scans see: gestational sac (12 Dec 1998) |
| brush heap structure | Haphazard interlocking of fibrils in a gel or hydrocolloid impression material. (05 Mar 2000) |
| gel structure | Brush heap structure of fibrils giving firmness to hydrocolloids. (05 Mar 2000) |
| genetic fine structure | The study of genes on the level of their nucleotide sequences and what happens to their molecular structure at that level. (09 Oct 1997) |
| chi structure | <molecular biology> The name for the X-shaped structure which forms during the recombination process between two plasmids, or circular pieces, of DNA. The Greek letter chi resembles this structure. (05 Jan 1998) |
| group structure | The informal or formal organization of a group of people based on a network of personal relationships which is influenced by the size and composition, etc., of the group. (12 Dec 1998) |
| molecular structure | The location of the atoms, groups or ions relative to one another in a molecule, as well as the number and location of chemical bonds. (12 Dec 1998) |
| cointegrate structure | A structure of DNA produced by the fusion of two replicons, one possessing a transposon. (05 Mar 2000) |
| cruciform structure | A structure, shaped like a cross, which can form during homologous recombination when inverted base-pair repeats pair with each other on the same strand of DNA instead of with homologous sections on a different strand of DNA. (09 Oct 1997) |
| crystal structure | <chemistry> The configuration in which atoms are arranged in a material. These arrangements have a direct effect on the physical properties of the material. These arrangements commonly take the form of cubes, rectangular solids, hexagonal solids. Etc. (05 Aug 1998) |