## Abstract ## BACKGROUND Appoximately 95% of Down syndrome (DS) cases are caused by an error in germ cell division (meiosis), resulting in an extra chromosome 21. The meiotic error, predominantly of maternal origin, occurs either during the mother's fetal life (meiosis I) or at ovulation (meiosis
Effect of Down syndrome on the dimensions of dental crowns and tissues
โ Scribed by Emma Bell; Grant Townsend; David Wilson; Jules Kieser; Toby Hughes
- Publisher
- John Wiley and Sons
- Year
- 2001
- Tongue
- English
- Weight
- 201 KB
- Volume
- 13
- Category
- Article
- ISSN
- 1042-0533
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
An equation is derived to estimate the hydrodynamic volume occupied by a typical linear polymer molecule, knowing only the polymer molecular weight and concentration of polymer in the solution. This equation may be applied to solutions above a minimum polymer concentration. Accuracy of the equation
As people with Down syndrome (DS) age, they are at greater risk for Alzheimer disease (AD) than the general population. It has been suggested that polymorphisms at the genes for presenilin-1 (PS-1) and โฃ-1antichymotrypsin (ACT) confer an increased risk for AD in the general population, and therefore