The AMES test also known as bacteria reversed mutation assay is used to evaluate the mutagenic properties of test articles. The test was first developed by Bruce Ames in 1974 (Krebsfaenger). The amino acid dependent strain of S. typhimurium and E. coli are used in this experiment where in the absence of the external histidine source‚ the cells cannot grow to form colonies. Specifically these strains of Salmonella are defective in 1.) Repair of mutations (uvrB) and 2.) A rfa mutation (eliminating
Premium DNA Cancer Bacteria
------------------------------------------------- Introduction Cystic fibrosis (also called CF or mucoviscidosis) is an autosomal recessive genetic disorder that affects most critically the lungs‚ and also the pancreas‚ liver‚ and intestine. It is characterized by abnormal transport of chloride and sodium across an epithelium‚ leading to thick‚ viscous secretions. The name refers to the characteristic scarring (fibrosis) and cyst formation within the pancreas that was first recognized in the
Premium Cystic fibrosis
RED DRESS by Alice Munro Alice Munro (Canadian writer‚ famous throughout North America) THEME: FEMALE ADOLESCENCE Sub-themes: • Mother-daughter relationship: o "She was just sitting and waiting for me to come home and tell her everything that had happened. And I would not do it‚ I never would." (implies that the daughter wished for her own space and felt her mother was too clingy and needy for her attention – failure at being a woman) o "My mother‚ never satisfied‚ was sewing a white
Premium Narrator Microsoft Narrator Sexual orientation
2) Grant Thornton IFRS Page 40. Expenditures related to research are expensed as incurred. Internally generated intangibles representing development shall be capitalised if certain conditions are met. Page 41 Research costs shall be expensed as incurred (IAS 38.54). Intangible assets arising from development shall be capitalised if an entity can demonstrate all of the following: Technical feasibility of completing the intangible asset
Premium Goodwill Cost Balance sheet
BLIZZARD ENTERTAINMENT FROM THEN TILL NOW Gary Buckman GSP110 † Introduction to Game and Simulation Development Professor Getz 03/06/2009 WOW! No I’m not surprised. If you or your friends have ever said you were playing WoW then you know the game I’m talking about.. World of Warcraft . If you have heard of this game then you have probably heard of Blizzard Entertainment. Blizzard Entertainment was founded in 1991 by 3 men Michael Morhaime‚ Allen Adham‚ and Frank Pierce. The company
Premium Blizzard Entertainment
The story of “Dances With Wolves” revolves around a U.S. Union Army Lieutenant and his developing of a relationship with the Sioux Indians (Costner). In my opinion‚ all of the events in the film can be separated into three sections: before making contact with the Natives‚ meeting with and developing a relationship with the Natives‚ and choosing what side to stay with at the end. I think the most important message in the film‚ out of very many‚ is that even the worst of enemies could very well be
Premium Native Americans in the United States
Can REI Climb Higher with Networking and the Internet? With an old-fashioned sensibility and a forward-looking embrace of networking and Internet technology‚ Recreational Equipment‚ Inc. (REI) occupies a distinctive position in the retail market. Selling gear and clothing for outdoor recreational activities‚ REI operates 82 stores throughout the United States‚ as well as 2 stores on the Web and an adventure-themed travel service. Together‚ these entities recorded over $1 billion in sales during
Premium Retailing Online shopping Product management
Malaysian Economy The Malaysian economy is expected to strengthen further and projected to grow at a faster rate of 4.5% to 5.5% in 2013 supported by improving exports and strong domestic demand. In the Economic Report 2012/2013 released by the Ministry of Finance (MoF) last Friday‚ it said the assumption was based on the global growth that will pick up especially during the second-half of 2013 (2H13). It said that it was also premised upon the expectation of an improvement in the resolution
Free Economics Economy
Shale Gas(셰일 가스) Shale is one of the most common sedimentary rocks in the world and it is primarily composed of clay and fragments of other minerals such as quartz and calcite. Shale can be the source‚ reservoir and the seal for natural gas. Shale formations normally have low permeability (limited ability for gas or fluids to flow easily through the shale formation) and normally require stimulation techniques (such as fracturing) to economically produce shale gas. Shale gas is natural gas that
Premium Natural gas
Reservoir Geoscience Dr Essam Mansour Ahmed Associated professor Geoscience & Petroleum Engineering Department Universiti Teknologi PETRONAS Bandar Seri Iskandar‚ 31750 Tronoh‚ Perak Darul Ridzuan‚ Malaysia D/L:605-368 7290 Email: essam.mansour@petronas.com.my 14-03-35 Learning Outcomes Students should be able to : Interpret the Depositional Environment of sedimentary rocks Analyze petrophysical properties and subsurface facies from log and seismic Interpret Reservoir
Premium Geology Fossil