http://www.brighthub.com/science/genetics.aspxenhttp://www.brighthub.com/science/genetics/articles/13086.aspxWed, 09 Sep 2009 21:02:01 GMTb133e95a-c263-4882-8f2a-b24547eff78e:13086PaulScientists from Germany's Heidelberg University Hospital have discovered a new genetic disorder. A mutated gene leads to loss of function of some liver cells and may go some way to explaining some of the causes of liver cirrhosis. Liver disease and genes, an area that arouses much interest amongst some geneticists. The genetic culprit at the he...http://www.brighthub.com/science/genetics/articles/14195.aspxWed, 09 Sep 2009 20:42:24 GMTb133e95a-c263-4882-8f2a-b24547eff78e:14195PaulFor more than 20 years gene therapy has been the next 'biggest thing' in science. An ingenious technology that has yielded some results, but has so far failed to live up to many people's expectations, largely because it is technically very difficult. What is gene therapy? Simply put, gene therapy is a way of trying to treat genetic diso...http://www.brighthub.com/science/genetics/articles/48285.aspxSat, 05 Sep 2009 18:16:35 GMTb133e95a-c263-4882-8f2a-b24547eff78e:48285PaulIt was JBS Haldane, one of the founders of modern genetics who speculated in 1935 that we would each have 150 new genetic mutations in our DNA. It turns out that he was in the right neighbourhood as the actual number of human genetic mutations each generation is between 100 and 200. Examples of Genetic Mutations Genetic mutations are permanent chan...http://www.brighthub.com/science/genetics/articles/13774.aspxThu, 03 Sep 2009 19:32:12 GMTb133e95a-c263-4882-8f2a-b24547eff78e:13774PaulCould the genome of a tiny worm help improve our understanding of the genetic basis of alcoholism in humans? New research from University of Liverpool scientists offers hope. Scientists from the University of Liverpool in the UK found a genetic mutation that increased the tolerance of alcohol in nematode worms. Nematodes were used, not because ...http://www.brighthub.com/science/genetics/articles/9700.aspxThu, 03 Sep 2009 17:28:56 GMTb133e95a-c263-4882-8f2a-b24547eff78e:9700jessicagrossPeople with albinism have hypopigmentation in their hair, skin, or eyes. What causes it? Genetic mutations that affect production of the pigment melanin. Albinism takes a number of phenotypic forms, each tied to a different type of genetic mutation. What Causes Albinism? Albinism refers to hypopigmentation in the hair, skin, or eyes (in the...http://www.brighthub.com/science/genetics/articles/12641.aspxThu, 03 Sep 2009 16:51:00 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12641PaulIt's not as daft as you may think, but man's best friend could prove an invaluable tool in helping to hunt for genetic mutations that lead to disease in humans. The reason? Dogs contract very similar diseases to us. This article looks at how they can help. One of the leading proponents of this novel approach to look at how genetic mutat...http://www.brighthub.com/science/genetics/articles/12368.aspxWed, 02 Sep 2009 18:04:44 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12368Tim WoganResearchers are considering whether or not it's feasible to sequence the genetic mutations present in all different types of cancer in the hope of finding new treatments. A three-year pilot project is underway, and the first results have just been announced. About the Project On 26th June 2000, following 10 years of work, British Prime Minister...http://www.brighthub.com/science/genetics/articles/12575.aspxWed, 02 Sep 2009 17:46:59 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12575PaulClub foot is a common birth defect where one or both feet point downwards and inwards. A genetic basis has often been mooted, but now for the first time a gene has been discovered that has been linked to the condition. What is ClubFoot? Club foot is a defect that appears in about 1 in every 1,000 births in the United States. In around 80% of ca...http://www.brighthub.com/science/genetics/articles/47081.aspxThu, 27 Aug 2009 08:38:27 GMTb133e95a-c263-4882-8f2a-b24547eff78e:47081MaysunThe German-Jewish geneticist Hans Grüneberg spent a good part of his career researching mouse genetics. After leaving Germany to escape the Nazi anti-Semitic policy, he worked at University College, London until his retirement. He wrote several important books on genetics. Life and Career Hans Grüneberg, born on 26 May 1907 in Wuppertal-E...http://www.brighthub.com/science/genetics/articles/40276.aspxFri, 07 Aug 2009 08:42:34 GMTb133e95a-c263-4882-8f2a-b24547eff78e:40276balaNature is not perfect and as our cells divide and create new cells mutations are an ever present by-product. Often these mutations go unnoticed, but sometimes they can cause serious illnesses. In this article we will take a look at three genetic mutations and the diseases they cause. Single Gene Disorders Genetic defects are a fact of life. Though ...http://www.brighthub.com/science/genetics/articles/43869.aspxThu, 30 Jul 2009 10:10:32 GMTb133e95a-c263-4882-8f2a-b24547eff78e:43869MaysunEdward Tatum shared the 1958 Nobel Prize in Physiology or Medicine with George Beadle and Joshua Lederberg. Tatum and Beadle had worked together to discover the relationship between genes and proteins. Edward Lawrie Tatum - Life and Education Edward Lawrie Tatum, the Nobel Prize winning American geneticist, was born on 14 December 1909 in Boulder, ...http://www.brighthub.com/science/genetics/articles/42319.aspxThu, 16 Jul 2009 15:21:24 GMTb133e95a-c263-4882-8f2a-b24547eff78e:42319dgemmellaroThe genomes of living organisms are full of useful genes that govern traits such as hair color and behavior. But a large part of genomes are made up of DNA sequences that do not code for any traits. A closer look reveals the presence of some interesting elements, like the mobile transposons. Transposons Introduction Transposons, being a class of mo...http://www.brighthub.com/science/genetics/articles/42029.aspxMon, 13 Jul 2009 18:02:33 GMTb133e95a-c263-4882-8f2a-b24547eff78e:42029galore187Geneticists have found that a specific protein within the DNA of cows has a major effect on the quality of the cheese. This is combined with additional research into microbes that turn milk sugars into lactic acid and allows the industry to continue expanding. Cheese Consumption Since 1980, cheese consumption has increased dramatically in the Unite...http://www.brighthub.com/science/genetics/articles/41816.aspxFri, 10 Jul 2009 18:29:07 GMTb133e95a-c263-4882-8f2a-b24547eff78e:41816PaulGenetic mutations are permanent changes in DNA. They can be acquired during an individual's lifetime or inherited from a parent. Silent, nonsense, and missense are just some of the different types of mutations. When genetic errors are classified by their behaviours they are called morphs. Muller's Morphs There are a number of ways of classi...http://www.brighthub.com/science/genetics/articles/41756.aspxFri, 10 Jul 2009 07:34:01 GMTb133e95a-c263-4882-8f2a-b24547eff78e:41756NirvanagrewalHypertension, or high blood pressure is a condition where the pressure of blood in the arteries has been abnormally elevated. There are environmental and genetic causes. This article looks at some of the genetics involved. Hypertension and Blood Pressure First of all a quick definition - blood pressure is the force exerted by blood on blood vessel ...http://www.brighthub.com/science/genetics/articles/40282.aspxSun, 28 Jun 2009 18:33:10 GMTb133e95a-c263-4882-8f2a-b24547eff78e:40282PaulFor higher animals the rate of evolutionary change chugs along at a snail's pace, at least to the naked eye. But under the bonnet, the rate of molecular evolution can zip along at quite a speed. Genetic Mutations and Evolutionary Change A single genetic mutation is the first step on the evolutionary path; a subtle change in the genotype that ma...http://www.brighthub.com/science/genetics/articles/39640.aspxTue, 23 Jun 2009 15:33:02 GMTb133e95a-c263-4882-8f2a-b24547eff78e:39640bala"Prevention is better than cure," they say, but prevention of diseases is not a problem that can be tackled easily. Influenza is a common problem in several regions of the world and tackling the problem is difficult. A significant factor is antigenic drift. Diseases & Mankind The competition between disease causing pathogens and our tac...http://www.brighthub.com/science/genetics/articles/38333.aspxWed, 10 Jun 2009 05:50:21 GMTb133e95a-c263-4882-8f2a-b24547eff78e:38333keyeriAn introduction to the genetics of Hermansky-Pudlak syndrome, including the genes involved, and how the disorder is inherited. Hermansky-Pudlak Syndrome Facts HPS is a rare genetic disorder, and is inherited autosomal recessively . Although found in many countries, it is most commonly found in the northwest and central regions of Puerto Rico. There...http://www.brighthub.com/science/genetics/articles/25824.aspxFri, 13 Feb 2009 12:22:17 GMTb133e95a-c263-4882-8f2a-b24547eff78e:25824AlternativeDNA replication errors that are overlooked during proofreading or fail to be repaired can result in mutations. Knowledge of the role of DNA polymerase and various additional enzymes involved in the process of DNA replication is important to understand how genetic mutations occur. DNA Structure and DNA Replication Errors The DNA molecule looks like ...http://www.brighthub.com/science/genetics/articles/23902.aspxWed, 04 Feb 2009 14:33:35 GMTb133e95a-c263-4882-8f2a-b24547eff78e:23902alisoncThis article provides an overview of the research of Hans Eiberg, the discoverer of the genetic mutation responsible for blue eyes. Hans Eiberg and the Genetics of Blue Eyes Danish geneticist Hans Eiberg (b. 1945) has made important contributions to the mapping of the human genome, and has also contributed to the discovery of genetic markers for ra...