http://www.brighthub.com/science/genetics.aspxenhttp://www.brighthub.com/science/genetics/articles/7191.aspxFri, 09 Oct 2009 06:07:27 GMTb133e95a-c263-4882-8f2a-b24547eff78e:7191PaulEpendymoma is a childhood brain cancer, a rare disease that has a survival rate of about 50%. Not much is known about its biology, but scientists at Nottingham University in the UK have pinpointed three genes involved in its development. Ependymoma - A rare disease Childhood ependymoma is a disease in which a tumour forms from the glial cells, ...http://www.brighthub.com/science/genetics/articles/11171.aspxThu, 08 Oct 2009 07:33:27 GMTb133e95a-c263-4882-8f2a-b24547eff78e:11171PaulFor the first time scientists have discovered a specific gene variant that has been linked to cleft lip alone, rather than cleft lip and palate. It provides an insight into a previously unknown genetic mechanism. What Causes Cleft Lip? The study of human genetics is opening up windows on a previously hidden biological world. Geneticists are try...http://www.brighthub.com/science/genetics/articles/11172.aspxSun, 04 Oct 2009 10:08:02 GMTb133e95a-c263-4882-8f2a-b24547eff78e:11172PaulThere is now increasing evidence that dyslexia could be something of a genetic disorder. A new discovery has located yet another gene variant that could be partly to blame for poor reading ability. Dyslexia symptoms It is known that dyslexia runs in families, which leaves scientists with the tricky task of trying to find out how much is due to the ...http://www.brighthub.com/science/genetics/articles/11721.aspxSun, 04 Oct 2009 09:54:35 GMTb133e95a-c263-4882-8f2a-b24547eff78e:11721PaulA chilling genetic discovery from the icy waters of the Antarctic has revealed the basic genetics of the adaptations that lets notothenioid fish survive the cold conditions. Odd fish Five species of notothenioid fish live in the Southern Ocean. Sitting at the bottom of the world Antarctica is one of the harshest environments on the planet. The temp...http://www.brighthub.com/science/genetics/articles/12272.aspxSat, 03 Oct 2009 08:49:51 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12272PaulFurther investigations of part of a plant genome have uncovered a gene that helps plants to survive extremes of heat. The finding could help farmers to breed crops that will flourish in warmer climates. Arabidopsis thaliana When the weather gets too hot to handle, we humans can dive into a pool or seek refuge in an air-conditioned building. Obvious...http://www.brighthub.com/science/genetics/articles/39543.aspxWed, 23 Sep 2009 09:28:51 GMTb133e95a-c263-4882-8f2a-b24547eff78e:39543ginkgo100A point mutation is the simplest kind of genetic mutation. See the dramatic effects that can arise from such a small substitution in the genome. Simple Substitution A genetic mutation is any change in the DNA code (genome) of a cell. Of all the ways the genome can be changed, the simplest type of mutation is the point mutation. In a point mutation,...http://www.brighthub.com/science/genetics/articles/11459.aspxWed, 09 Sep 2009 21:01:05 GMTb133e95a-c263-4882-8f2a-b24547eff78e:11459smykeResearchers have found evidence that asthma could be genetic, and not just the result of environmental causes such as pollution, allergies and diet. Genetic Cause for Asthma? Asthma is a lung condition that inflates the airways and causes shortness of breath, chest tightness and coughing. Asthma is a disease that affects people of all ages, but...http://www.brighthub.com/science/genetics/articles/13298.aspxWed, 09 Sep 2009 20:59:14 GMTb133e95a-c263-4882-8f2a-b24547eff78e:13298PaulMoles live in holes. As such they don't need perfect eyesight, a trait that has been modified by natural selection. And now for the first time, scientists have provided a genetic explanation for it. The Iberian mole, Talpa occidentalis , is a curious looking cove, with its star-nose and permanently closed eyes. It has so intrigued scientists th...http://www.brighthub.com/science/genetics/articles/13734.aspxFri, 04 Sep 2009 15:26:11 GMTb133e95a-c263-4882-8f2a-b24547eff78e:13734PaulScientists from Cambridge University in the UK have found a common DNA sequence in children suffering from brain tumours. The knowledge is vital to our understanding of one of the least understood genetic disorders. Pilocytic astrocytomas are amongst the most common brain tumours in children. They are generally benign and tend to occur in the cereb...http://www.brighthub.com/science/genetics/articles/7266.aspxThu, 03 Sep 2009 17:45:40 GMTb133e95a-c263-4882-8f2a-b24547eff78e:7266drritusandhuThis is the biological language that ensures that the genetic material, the DNA and RNA is translated into proteins. Our bodies require thousands of proteins to function normally and the information needed to produce them is locked up inside the genetic code. What is a Genetic Code? To understand the genetic code we need to get to grips with so...http://www.brighthub.com/science/genetics/articles/12530.aspxThu, 03 Sep 2009 12:50:43 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12530PaulScientists have uncovered a critical genetic switch that helps cells to survive when they are deprived of oxygen. Although the work was carried out in fruit flies there could be an immediate application in humans where cells and tissues have been deprived of oxygen because of disease. Depriving Cells of Oxygen: Hypoxia Hypoxia is a condition wh...http://www.brighthub.com/science/genetics/articles/11538.aspxWed, 02 Sep 2009 18:23:02 GMTb133e95a-c263-4882-8f2a-b24547eff78e:11538PaulNew genetics research has uncovered three genes that increase the risk of gout, a painful disease of the joints. It is hoped that these insights will lead to more effective treatments and prevention. What is Gout? Gout can be a very painful condition and it affects more than 2 million people in the US alone. The causes of gout stem from a build...http://www.brighthub.com/science/genetics/articles/12606.aspxWed, 02 Sep 2009 18:20:25 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12606PaulIt's one of life's most irritating problems - the common cold. No matter what drugs we throw it at, it just doesn't seem to go away. Well its days may be numbered with the new understanding of the genetics of human rhinovirus (HRV). Runny nose, streaming eyes, bouts of coughing, the human rhinovirus causes up to 50 % of colds. B...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/13067.aspxWed, 29 Oct 2008 11:16:06 GMTb133e95a-c263-4882-8f2a-b24547eff78e:13067rafhubCell division is a complex process which involves multiple phases and microstructures. There are two types of cell division&#59; mitosis and meiosis. This article looks at mitosis. Mitosis is where a cell will duplicate its contents including its genes and distribute them to two daughter cells. In unicellular micro-organisms it serves to increase t...http://www.brighthub.com/science/genetics/articles/12194.aspxThu, 23 Oct 2008 07:13:02 GMTb133e95a-c263-4882-8f2a-b24547eff78e:12194RakeshNamed after the pediatric cardiologist Jacqueline Noonan, this is a genetic disorder which occurs both in men and as well females. The disorder manifests itself in various organs of the body. Some symptoms are externally visible while others are harder to find. Noonan’s Syndrome The main cause of this genetic disorder is the autosomal dominan...http://www.brighthub.com/science/genetics/articles/7364.aspxTue, 16 Sep 2008 12:54:37 GMTb133e95a-c263-4882-8f2a-b24547eff78e:7364nainGenetic variation is considered to be the raw material of evolutionary change. Without it a species cannot change in response to changes in the environment. This article looks at how it happens&#59; from mutation through to genetic shuffling, and the effect it has on species. Genetic variation is the tool that enables us to all be different, and th...