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Alzheimers Disease
Drugs For Alzheimers Disease
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Alzheimer´s Disease | |
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Allele- An allele is an alternative form of a gene loated on a given locus of a chromosome Mosaic – An individual with two cell types or more, comprising of different chromosome number or structure Genetic Counselling - A communicative procedure that undertakes to deal with the problems that rise in a family with the occurrence or the risk of occurrence of a genetic abnormality Pedigree - A pedigree involves recording a family’s history and making use of a standard set of symbols to represent the status of each member of the family Allele - An allele is an alternative form of a gene loated on a given locus of a chromosome Gene – Genes are located on the chromosomes and carry the information representing a protein Chromosomes - Chromosomes are structures made up of DNA and proteins found in the cells of all organisms.The number of chromosomes is species- specific.In humans it is 46. DNA - The DNA is the basic unit of heredity and is known as the blue print of life.It carries the genetic codes which stores the necessary information for all organisms. Genotype - Genotype indicates the genetic constitution of an organism Phenotype - Phenotype refers to the physical appearance of an organism which is controlled by the genotype and the enviornment Haploid Cell - A cell having only one set of chromosomes,ie.23 numbers in humans Diploid Cell - Having two sets of chromosomes,46 numbers in humans Hybrid - An offspring of parents belonging to two different species,example mule which is the offspring of a horse and donkey Mutation - An inheritable change in the gene or the chromosome Wild Type - An organism having a normal phenotype Mutant - An organism harboring a mutation Trisomy - A condition ,which arises due to the presence of an extra chromosome.An example is Down syndrome, where the individual has an extra chromosome 21 Mitosis - A division by which the cells reproduce, wherein the resultant cells are the replica of the parent cell. Meiosis - A special kind of cell division,called reduction division, that takes place in the testes and the ovaries, which produces eggs and sperms that are haploid Consanguinous marriage - A marriage between two closely related individuals Euploidy - When an organism has the regular chromosome number,example 46 numbers in humans, it is euploid. Aneuploidy - When an organism has an abnormal number of chromosomes as in Down Syndrome,it is known as aneuploidy. |
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| News on Alzheimers Disease |
| * Alcohol Consumption Tied To Cognitive Decline and Dementia in Elderly |
| * Dementia Patients More Likely to be in Their Homes at the Time of Death |
| * Scientists Identify Neurotransmitters That Lead to Memory Loss |
| * Link Between Depression and Risk of Vascular Dementia |
| * Extra Year In School Boosts Memory in Later Life |
| Total News Item 596 |
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