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Bioinformatics/Computational Biological Applications of
Bioinformatics/Computational Biological Applications of

... • Doing a multiple hypothesis correction such as Bonferroni correction (multiply p-value by number of genes) is too conservative. In practice, some in-between value may be chosen empirically. • This is controlling family-wise error rate (FWER)– sets the p-value threshold so whole study has a defined ...
Document
Document

... • Heterozygous for a trait, but both alleles are expressed • Example: alleles for blood type determine presence or absence of polysaccharides on surface of red blood cells • IA and IB; codominant when paired with each other ...
Genetic testing for ichthyosis
Genetic testing for ichthyosis

... (table) and the list gets steadily longer as more are discovered. For each gene, many different mutations have been recognised, perhaps explaining why the same condition can appear slightly different in different families. What is genetic testing? The term “genetic testing” covers all methods of inv ...
Huntington`s disease
Huntington`s disease

Bacterial recombination
Bacterial recombination

... viruses released to infect new cells ...
Biology revision Yr10
Biology revision Yr10

... Q9. An insect carries 16 pairs of chromosomes in a wing cell. How many would you find in a haploid cell? Q10. If cells in the flesh of an apple contain 56 chromosomes, how many pairs would you find in cells within the seed? Q11. How many sets of chromosomes would you find in a diploid cell? Q12. Nam ...
mutation-story-cystic
mutation-story-cystic

... better which is significant for thin flowing mucus. Transporting sodium ions is crucial for normal function of the lungs and pancreas. Unfortunately, there was a fault in me (CFTR gene) which causes my proteins to not work properly. Cystic Fibrosis (CF) occurred in Maddy’s body because 3 DNA nucleot ...
Study Guide
Study Guide

... a. this statement is true, referring only to agriculturally derived crops b. this is proprietary information held by large companies c. there is still not enough information d. this statement is false, all tomatoes contain genes whether they are genetically modified or not ...
Science Associated with Producing GMOs
Science Associated with Producing GMOs

... There are three main types of genetic modifications or mutations that affect the phenotype of an organism and are, therefore, used in genetic engineering. First, genes can be knocked-out, which means that a gene within the organism has been modified so that the cell no longer produces the protein. G ...
Modelling Gene Regulatory Networks Using Computational
Modelling Gene Regulatory Networks Using Computational

... of organisms do not bring an increase in the number of genes in the genome. For example, humans are believed to have about 20,000-25,000 genes (considerably lower than the original estimate), which is not dissimilar to the gene content for less complex organisms, such as the worm Caenorhabditis eleg ...
Chapter 14 Study Guide 1. What is a karyotype and how many
Chapter 14 Study Guide 1. What is a karyotype and how many

... Which of the diseases covered in the chapter are caused by a dominant allele? A recessive allele? How do the alleles for blood type work? How does this affect blood transfusions? What is sickle cell disease and what causes it? What is colorblindness and how is it inherited? What is a Barr body? How ...
What chance is there that I am a carrier? Will my children have CF if I
What chance is there that I am a carrier? Will my children have CF if I

... There are many thousands of different genes, each carrying a different instruction. If a gene is altered, it can cause a genetic condition or disease. This gene alteration is sometimes known as a mutation. We have two copies of each gene. One copy is inherited from each of our parents. When we have ...
Cell Division and Inheritance
Cell Division and Inheritance

... The couple’s brown-eyed son and his brown-eyed partner had five children. Two of the children had blue eyes and three of the children had brown eyes. Use a genetic diagram to show how two of their children came to have blue eyes. ...
The Promise of Pharmacogenomics
The Promise of Pharmacogenomics

... development, and patient treatment, could be a giant leap from “one size fits all” therapy to a this-drug-is-for-you future. However, that future is fraught with questions—scientific, economic, legal, and ethical. Here, some of those questions are posed to a panel of experts: Russell J. DiGate, PhD, ...
Pedigree Analysis
Pedigree Analysis

... Genetic Testing • Individuals at risk of inheriting Method a genetic disorder may get ...
Bio 1B, Spring, 2007, Evolution section 1 of 3 Updated 3/2/07 9:50
Bio 1B, Spring, 2007, Evolution section 1 of 3 Updated 3/2/07 9:50

...  Eventually, drift will cause the loss of one of two neutral alleles initially present. • Neutral mutations are those that have no effect on fitness. An example of a neutral mutation is one that changes the DNA sequence of a gene but not the amino acid sequence. • How long it takes for a neutral al ...
Molecular Genetics S Brown 30th May 2014
Molecular Genetics S Brown 30th May 2014

this document - Institute for Agriculture and Trade Policy
this document - Institute for Agriculture and Trade Policy

... It has become increasingly evident that GM technology is inherently hazardous and unreliable both in agriculture and in medicine. The list of failures is growing apace. Let me mention a few recent examples that came to light within the past year. GM crops are genetically unstable, and this is fully ...
Notes
Notes

... - affects phenotypic characteristics Ex: sickle-cell anemia (single recessive allele on both homologues) causes formation of abnormal hemoglobin which in turn causes: breakdown of red blood cells, clumping of cells & clogging of small blood vessels, accumulation of sickle cells in spleen ...
2002-09_GO_annotation_JL
2002-09_GO_annotation_JL

Heredity and the Environment
Heredity and the Environment

... – Zygote: following initial cell division of the fertilized egg • Mitosis—Exact replication of 22 non-sex linked chromosomes (autosomes) • Meiosis—When sex cells (egg & sperm) replicate, genetic material is shuffled and each chromosome has 23 single stranded chromosomes; when sperm and egg unite, th ...
A Statistical Approach to Literature
A Statistical Approach to Literature

... • Observation: typically, some genes in the list are related to a given word, but the other genes are not (Few gene clusters are perfect!) • Assumption: the count of a word in a document follows Poisson distribution • Idea: the count of a word in one gene is either from a background distribution (if ...
Creation of a Recombinant Bacteriophage to Express Beta
Creation of a Recombinant Bacteriophage to Express Beta

Transgenic Animals and Plants
Transgenic Animals and Plants

... a single cell (engineered cells -> engineered plants) - Plants have many offspring -> rare combinations and mutations can be found - Transposons used as vectors • Disadvantages: - Large genomes (polypoid -> presence of many genomes in one cell) - plants regenerating from single cells are not genetic ...
The Blue People of Appalachia - The Emory College Center
The Blue People of Appalachia - The Emory College Center

... which is due to the absence of the enzyme diaforase, a necessary enzyme that converts methemoglobin to hemoglobin ...
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Gene therapy



Gene therapy is the therapeutic delivery of nucleic acid polymers into a patient's cells as a drug to treat disease. Gene therapy could be a way to fix a genetic problem at its source. The polymers are either expressed as proteins, interfere with protein expression, or possibly correct genetic mutations.The most common form uses DNA that encodes a functional, therapeutic gene to replace a mutated gene. The polymer molecule is packaged within a ""vector"", which carries the molecule inside cells.Gene therapy was conceptualized in 1972, by authors who urged caution before commencing human gene therapy studies. By the late 1980s the technology had already been extensively used on animals, and the first genetic modification of a living human occurred on a trial basis in May 1989 , and the first gene therapy experiment approved by the US Food and Drug Administration (FDA) occurred on September 14, 1990, when Ashanti DeSilva was treated for ADA-SCID. By January 2014, some 2,000 clinical trials had been conducted or approved.Early clinical failures led to dismissals of gene therapy. Clinical successes since 2006 regained researchers' attention, although as of 2014, it was still largely an experimental technique. These include treatment of retinal disease Leber's congenital amaurosis, X-linked SCID, ADA-SCID, adrenoleukodystrophy, chronic lymphocytic leukemia (CLL), acute lymphocytic leukemia (ALL), multiple myeloma, haemophilia and Parkinson's disease. Between 2013 and April 2014, US companies invested over $600 million in the field.The first commercial gene therapy, Gendicine, was approved in China in 2003 for the treatment of certain cancers. In 2011 Neovasculgen was registered in Russia as the first-in-class gene-therapy drug for treatment of peripheral artery disease, including critical limb ischemia.In 2012 Glybera, a treatment for a rare inherited disorder, became the first treatment to be approved for clinical use in either Europe or the United States after its endorsement by the European Commission.
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