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Topic: DNA



  
 DNA Forensics
The first case in which a murderer was convicted on DNA evidence obtained from a plant was described in the PBS TV series, "Scientific American Frontiers." A young woman was murdered in Phoenix, Arizona, and a pager found at the scene of the crime led the police to a prime suspect.
He admitted picking up the victim, but claimed she had robbed him of his wallet and pager.
Numerous people (known as "the Disappeared") were kidnapped and murdered in Argentina in the 1970s.
http://www.ornl.gov/hgmis/elsi/forensics.html   (3376 words)

  
 DNA.gov: What You Should Know
In 1996, Gerald Parker—then in a California prison on a parole violation stemming from a 1980 sentence for raping a child—was charged with the rapes and murders of five women between December 1978 and October 1979 and the murder of a fetus during a rape in 1980.
DNA.gov > Audiences > Officers and Investigators > What You Should Know
DNA samples from the crime scenes were run through California's sexual assault/violent offenders database, and four of the cases were found to have been committed by the same perpetrator.
http://www.dna.gov/audiences/investigators/know   (465 words)

  
 DNA definition - Medical Dictionary definitions of popular medical terms
DNA Testing - What Clinton Was Up Against -
In humans DNA is the genetic material; RNA is transcribed from it.
See also: DNA (figurative); and the Transforming principle.
http://www.medterms.com/script/main/art.asp?articlekey=3090   (475 words)

  
 DNA
DNA can be extracted from organic remains (blood, saliva, etc) left at crime scenes to identify the criminal.
Interactive DNA Structure from the University of Massachusetts (requires Chime).
It was known at the time that DNA was present in the nucleus of every living cell, and that it had something to do with heridity, but without a knowledge of its structure little more could be understood about how it actually worked.
http://www.chm.bris.ac.uk/motm/dna/dna.htm   (880 words)

  
 Pharmaceutical DNA glossary
Recent high profile court cases have put the spotlight on DNA forensics and created the impression that there is a lack of agreement among the experts on the reliability of this evidence.
In some cases, the DNA tests have helped convict suspects, while in others the tests have exonerated suspects or overturned previous convictions.
DNA, which consists of a polysugar- phosphate backbone possessing projections of purines (adenine and guanine) and pyrimidines (thymine and cytosine), forms a double helix that is held together by hydrogen bonds between these purines and pyrimidines (adenine to thymine and guanine to cytosine).
http://www.genomicglossaries.com/content/DNA.asp   (2859 words)

  
 DNA
DNA From The Beginning - is organized around key concepts.
DNA Images - English web site - also DNA animations.
DNA Science Web Site - History of DNA and genetics
http://www.d230.org/stagg/LiskaLinks/dna.htm   (1264 words)

  
 Technorati Tag: DNA
This page shows blog posts, photos, and links that have been tagged DNA.
DNA Testing Center - Accurate and Fast By representing many labs, we offer several options.
The majority of strokes are caused by problems in the large arteries that supply the brain with blood.
http://www.technorati.com/tag/DNA   (519 words)

  
 Family Tree DNA - we do genetic tests for your genealogy questions!
This test could tell if you possibly had Jewish ancestry including the Cohanim DNA markers.
, Family Tree DNA is the world leader and only organization in the field of Genetic Genealogy that has been constantly developing the science that enables many genealogists around the world to advance their families' research.
Family Tree DNA offers the only full mtDNA sequence test in the world for under $1,000.
http://www.familytreedna.com   (743 words)

  
 DNA Diagnostics Center Offers Legal Paternity Test Kits and COC Paternity Testing Services
Testing up to 25 loci with Identifiler™ and DDCPlex™
DNA Diagnostics Center (DDC) is the world's largest and most experienced private DNA paternity testing laboratory.
DDC performs 3 out of 4 private DNA paternity tests in the U.S. and is the DNA testing provider for over 900 affiliated partners in 168 countries.
http://www.dnacenter.com   (199 words)

  
 I Can Do That ! - the fun science site
We believe that when we find a topic interesting, we absorb vast amounts of information, painlessly.
web pages as a painless way to find fun facts about DNA, RNA, cells, protein and cloning.
Gene, Polly, Chloe and RayNA are waiting show you all around their cool world.
http://www.eurekascience.com/ICanDoThat   (492 words)

  
 DNA Structure and Function
This evidence pointed to DNA as being the genetic material.
People knew that DNA was also in the chromosomes, but because its structure was unknown and people didn’t know much about it, few people thought it was the genetic material.
Other people like Linus Pauling were also attempting to figure out the structure of DNA.
http://biology.clc.uc.edu/courses/bio104/dna.htm   (3292 words)

  
 DNA and Molecular Genetics
While the period from the early 1900s to World War II has been considered the "golden age" of genetics, scientists still had not determined that DNA, and not protein, was the hereditary material.
DNA had been proven as the genetic material by the Hershey-Chase experiments, but how DNA served as genes was not yet certain.
Diagrams illlustrating the Hershey and Chase experiment that supported DNA as the hereditary material while it also showed protein was NOT the hereditary material.
http://www.emc.maricopa.edu/faculty/farabee/BIOBK/BioBookDNAMOLGEN.html   (1844 words)

  
 coding DNA - encyclopedia article about coding DNA.
This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.
It has also been called heterogeneous nuclear RNA or hnRNA.
This new exon contains the ORF for a reporter gene that can now be expressed using the enhancers that control the target gene.
http://encyclopedia.thefreedictionary.com/coding+DNA   (1575 words)

  
 DNA 101
DNA 101 is an attempt to take the extremely complex and confusing subject of Genetics and DNA and simplify it into layman terms.
I have been working with another individual to trace his ancestry.
Test results can be used to confirm a suspected connection between two families or disprove a connection.
http://blairgenealogy.com/dna/dna101.html   (2575 words)

  
 DNA Phantom Effect
Surprisingly and counter-intuitively it turns out that the autocorrelation function measured just after the removal of the DNA from the scattering chamber looks distinctly different from the one obtained before the DNA was placed in the chamber.
When the DNA is removed from the scattering chamber, one anticipates that the autocorrelation function will be the same as before the DNA was placed in the scattering chamber.
This model is suggested as the basis for a more general nonlinear quantum theory which may explain many of the observed subtle energy phenomena and eventually could provide a physical theory of consciousness.
http://twm.co.nz/DNAPhantom.htm   (1665 words)

  
 fUSION Anomaly. DNA
As we now know, since the discovery of DNA, we arise out of sequences of what are called codons, which are the nucleotide units in the DNA which code for protein.
Double Helix : The Discovery of DNA_ by Robert Olby
The A form appears likely to occur only in dehydrated samples of DNA, such those used in crystallography experiments, and possibly in hybrid pairings of DNA and RNA strands.
http://fusionanomaly.net/dna.html   (3346 words)

  
 DNA Profiling
The Interpol DNA Unit would like to hear about your comments or questions.
A global focus of DNA managers from member states to maintain high level knowledge of developments in DNA applications to law enforcement through a biennial conference to examine new developments in DNA applications to enhance member states' capacity.
To support the DNA Unit in providing an effective platform to service the demands of member states using DNA profiling in law enforcement.
http://www.interpol.int/Public/Forensic/DNA   (326 words)

  
 DNA computing - Wikipedia, the free encyclopedia
But DNA computing does not provide any new capabilities from the standpoint of computational complexity theory, the study of which computational problems are difficult.
For very large EXPSPACE problems, the amount of DNA required is too large to be practical.
This was coupled with an input and output module and is capable of diagnosing cancerous activity within a cell, and then releasing an anti-cancer drug upon diagnosis.
http://en.wikipedia.org/wiki/DNA_computing   (467 words)

  
 BERC Publications: A few words about DNA and chromatin
The alternating sugar-phosphate groups in each DNA strand form the so-called backbone of DNA, and they also confer a directionality.
The helical structure described by Watson and Crick, called B-DNA, is only one of several possible conformations.
The ultimate answer for the structural-functional motif of chromatin organization is that DNA folded into heterochromatin is relatively inaccessible to the polymerases and proteins involved in DNA transcription.
http://www.pnl.gov/berc/bg/dna.html   (1960 words)

  
 NDB Education - DNA
DNA structures have appeared that are very unusual in that the end pairs are flipped out or there are bulges.
A very unusual form of DNA is the left-handed Z-DNA.
DNA is a linear polymer that is made up of nucleotide units.
http://ndbserver.rutgers.edu/NDB/archives/NAintro   (264 words)

  
 American Kennel Club - DNA and the AKC
AKC DNA Profiles are generated using the same technology used by law enforcement agencies throughout the world.
This technology does not use actual genes, but other DNA sequences that are also inherited one copy from each parent.
American Kennel Club - DNA and the AKC
http://www.akc.org/dna/index.cfm   (577 words)

  
 DNA
This model of DNA appears courtesy of the Image Library of Biological Macromolecules based in Jena, Germany, which maintains a large archive of spectacular computer graphics of DNA, RNA, and proteins.
This is because the paired bases in the center meet each other at an angle.
If an entire molecule of DNA from the virus "bacteriophage lambda" were shown at this scale, the image would be 970 meters high.
http://www.ucmp.berkeley.edu/glossary/gloss3/dna.html   (354 words)

  
 DNA
The other three heterocyclic amines, adenine, guanine, and cytosine are found in both DNA and RNA.
As you can see, these structures are called "bases" because the amine groups as part of the ring or as a side chain have a basic property in water.
The best way to understand the structures of DNA and RNA is to identify and examine individual parts of the structures first.
http://www.elmhurst.edu/~chm/vchembook/580DNA.html   (530 words)

  
 DNA-Diagnosis - Encyclopedia
In a case of deficiency, it is not possible to draw on one or both parental parties of a child to determine their relationship (e.g., a parental party is deceased).
Moist samples can go mouldy, destroying the DNA and rendering the sample useless.
All the federal medical association guidelines for values of exclusion or non-exclusion of paternity are met by DNA-Diagnosis' reports.
http://en.dna-diagnosis.com/encyclopedia/encyclopedia.html   (1189 words)

  
 Introduction to DNA Structure
The hydroxyl groups on the 5'- and 3'- carbons link to the phosphate groups to form the DNA backbone.
The deoxyribose sugars are joined at both the 3'-hydroxyl and 5'-hydroxyl groups to phosphate groups in ester links, also known as "phosphodiester" bonds.
Nucleosides differ from nucleotides in that they lack phosphate groups.
http://www.blc.arizona.edu/Molecular_Graphics/DNA_Structure/DNA_Tutorial.HTML#Purine   (591 words)

  
 Introductory Biology Courseware (103)- DNA and Genetic Engineering
Hence, the workers concluded that DNA (rather than protein, which would have been destroyed by the heat treatment) of the heat-killed cells transformed non-virulent cells into virulent ones.
The workers showed that the radioactive phosphorus in the DNA was transferred from one virus
comprise chromosomes which reside within the nucleus; DNA molecules are also found within
http://tidepool.st.usm.edu/crswr/103dna.html   (675 words)

  
 DNA Productions
DNA Samples • New DNA • Find DNA • The DNA Report!
• Junk DNADNA Testing (Jobs) • DNA Mapping • What is DNA?
http://www.dnahelix.com   (26 words)

  
 Molecular-Biologist.com: A Concise History of Molecular Biology & Genetics
This article presents a timeline of key discoveries that have culminated in the human genome project, an international effort to decipher the sequence of the 3 billion base pair subunits of DNA which reside in the chromosomes of human beings.
Many people view genetic engineering as a relatively new field of scientific pursuit, but in fact the techniques that are in use today are the result of a series of landmark discoveries that were made over a period spanning more than 125 years.
This discovery was a major breakthrough in the development of recombinant DNA technologies and genetic engineering.
http://www.molecular-biologist.com   (2064 words)

  
 DNA - an introduction and overview
All of the DNA in a cell is found in individual pieces, called chromosomes.
In these ways, DNA controls how many fingers you have, where your legs are placed on your body, and the color of your eyes.
This revolution opens the door to curing illness, both hereditary and contracted.
http://www.eurekascience.com/ICanDoThat/dna_intro.htm   (613 words)

  
 DNA
DNA in the cell appears as a double-stranded helix referred to as B-DNA.
A cross-sectional view from the top of the DNA double helix forms a decagon:
Book and original TV documentary on DVD with soundtrack by Pink Floyd's David Gilmour
http://goldennumber.net/dna.htm   (234 words)

  
 DNA Microarrays (Genome Chips) (by Leming Shi, PhD)
Base-pairing (i.e., A-T and G-C for DNA; A-U and G-C for RNA) or hybridization is the underlining principle of DNA microarray.
Many fields, including drug discovery and toxicological research, will certainly benefit from the use of DNA microarray technology.
However, in some articles appeared in professional journals, popular magazines, and the WWW the term "gene chip(s)" has been used as a general terminology that refers to the microarray technology.
http://www.gene-chips.com   (2281 words)

  
 DNA -- Overview
The information in DNA can be used for many purposes.
Join us as we zoom in on a human hand until we get down inside of the nucleus.
Type your name as have it converted into a DNA alphabet.
http://www.thetech.org/exhibits_events/online/genome/overview.html   (167 words)

  
 Computer Made from DNA and Enzymes
"This re-designed device uses its DNA input as its source of fuel," said Ehud Shapiro, who led the Israeli research team.
Since then, several research groups have proposed designs for DNA computers, but those attempts have relied on an energetic molecule called ATP for fuel.
The enzyme FokI breaks bonds in the DNA double helix, causing the release of enough energy for the system to be self-sufficient.
http://news.nationalgeographic.com/news/2003/02/0224_030224_DNAcomputer.html   (872 words)

  
 DNA: The Cellular Level
Unless you have an identical twin, no one else on the planet has exactly the same DNA as you.
The letters that make up the words are called DNA bases, and there are only four of them: adenine(A), guanine(G), cytosine(C), and thymine(T).
DNA in the nucleus is grouped into 23 sets of chromosomes that are called your "genome." In each chromosome, the DNA is grouped into "genes." Your genome contains about 35,000 genes.
http://genetics.gsk.com/kids/dna01.htm   (224 words)

  
 DNA and Protein Synthesis
Each strand of DNA contains millions or even billions (in the case of human DNA) of nucleotide bases.
First, the sugar units in RNA are ribose as compared to DNA's deoxyribose.
For those history buffs, the LionBook web site has put Watson and Crick's 1953 Nature article announcing the structure of DNA on-line.
http://web.jjay.cuny.edu/~acarpi/NSC/12-dna.htm   (1203 words)

  
 dna background links
Heredity DNA from the Beginning is organized around key concepts.
Linus Pauling and the Race for DNA: A Documentary History
April 25, 2003, is the 50th anniversary of the report of the structure of DNA.
http://www.carnegieinstitution.org/first_light_case/horn/dna/dnaindex.html   (480 words)

  
 Dr Chromo's school: DNA structure
On the right, is shown the double helix of DNA which is the normal state of the molecule.
A view of a DNA molecule from the top
If you unwrap all the DNA you have in all your cells, you could reach the moon...6000 times!
http://www.rothamsted.bbsrc.ac.uk/notebook/courses/guide/dnast.htm   (630 words)

  
 DNA computer
This page is very comprehensive and contains links to all of the papers that have been put online.
The Liverpool Biocomputation Group is dedicated to promoting cross-disciplinary research and education in biocomputing.
Home pages etc. of people involved with DNA computers.
http://members.aol.com/ibrandt/dna_computer.html   (351 words)

  
 DNA: DNA on DNA: Pitchfork Review
Question for the young'uns who are studying DNA for the first time: Sure, DNA mattered, but were they any good?
Children who are born with mental retardation also suffer genetic irregularities, but landed right at the threshold where the damage did not prevent them from coming to term.
All of DNA's studio tracks and a handful of live ones are here, even the four songs from No New York.
http://www.pitchforkmedia.com/record-reviews/d/dna/dna-on-dna.shtml   (662 words)

  
 DNA Microarrrays
This list is by no means complete, it is merely a selection of articles which I found interesting and informative re: DNA microarrays.
Nature Genetics has a recent issue devoted to DNA Chips.
An article entitled "MicroArrays in the New Millenium, Part I" from Bioresearch online which is a brief review of the types of technologies used in making DNA chips.
http://www.deathstarinc.com/science/biology/chips.html   (2433 words)

  
 Browse by Artist: DNA
DNA toured the States and Europe bringing their explosive live show to a wider audience.
Bassist Tim Wright had just left Pere Ubu, relocated to NY and quickly joined DNA.
Before No New York was released, Robin left the band after a total tenure of nine months.
http://www.forcedexposure.com/artists/dna.html   (254 words)

  
 genome.gov The ENCODE Project: ENCyclopedia Of DNA Elements (ENCODE)
The National Human Genome Research Institute (NHGRI) launched a public research consortium named ENCODE, the Encyclopedia Of DNA Elements, in September 2003, to carry out a project to identify all functional elements in the human genome sequence.
Beyond Genes: Scientists Venture Deeper Into the Human Genome: ENCODE Project Seeks to Identify All Functional Elements in Human DNA October 9, 2003
This RFA solicits applications to participate in the research network as a Data Coordination Center.
http://www.genome.gov/10005107   (1819 words)

  
 DNA Group: Rocker Switches, Trigger Switches, Contactors, Digital Switching Systems, Shock Protection, Humidistats, ...
Although it is a new look, it is a derivative of a core operational model that has been in constant use at DNA for nearly 15 years.
DNA Sponsors "Pepsi America's Sail 2006" Tall Ships Event
The Pepsi Americas’ Sail 2006 tall ship race, parade, and four day event will be held in Beaufort NC, July 1 to July 5, 2006, rewarding the Meka II of Beaufort for a winning race in the 2002 event in Jamaica.
http://www.dnagroup.com   (354 words)

  
 [No title]
With the goal of analyzing 250 genes yearly, the project is planned to run for at least several more years, according to Heintz.
For example, the authors found that one pathway that was critical in catalyzing DNA replication and another in protein degradation were conserved in both organisms as a single network.
The PathBLAST development group published a paper in the 30 September 2003 issue of Proceedings of the National Academy of Sciences in which they identified the conserved pathways within the yeast Saccharomyces cerevisiae and the bacterium Helicobacter pylori.
http://ehp.niehs.nih.gov/txg/docs/2004/112-12/forum/forum.html?section=toxic...   (3887 words)

  
 DNA Heritage - Your Guide to 'Genetic Genealogy'
Only when each sample is returned do DNA Heritage send out an invoice.
Both order a free sample kit from DNA Heritage.
Entrust your testing to a DNA laboratory with experience of over 75,000 'genetic genealogy' samples and a company with an excellent reputation and customer service.
http://www.dnaheritage.com   (355 words)

  
 A Science Odyssey: You Try It: DNA Workshop
Knowledge of the structure of DNA began with the discovery of nucleic acids in 1869.
If you're interested in finding out more about DNA and protein synthesis, check out the other sections.
The answers to these questions are DNA replication and protein synthesis.
http://www.pbs.org/wgbh/aso/tryit/dna   (191 words)

  
 dna 11
© 2006 DNA 11 Who We Are
Be among the first 1000 people to own a work of art from DNA 11, and save hundreds of dollars on our art.
From Life Comes Art: Combining Science and Art to create one-of-a kind masterpieces.
http://www.dna11.com   (55 words)

  
 The Cell Cycle & Mitosis Tutorial
The DNA of chromatin is wrapped around a complex of histones making what can appear in the electron microscope as "beads on a string" or nucleosomes.
DNA or deoxyribonucleic acid is a large molecule structured from chains of repeating units of the sugar deoxyribose and phosphate linked to four different bases abbreviated A, T, G, and C. We will later show how the simple structure of DNA contains the information for specifying the proteins that allow life.
What is DNA and where is it stored?
http://www.biology.arizona.edu/cell_bio/tutorials/cell_cycle/cells1.html   (191 words)

  
 Paternity DNA testing & legal genetic tests by DNA Bioscience
Paternity DNA testing & legal genetic tests by DNA Bioscience
DNA Bioscience offers a professional, efficient and reliable service for all genetic tests ranging from an individual determining the paternity of their child to the company requiring DNA test documentation.
As a recognised and reputable DNA testing company, we encourage you to consider the following: Paternity Testing is too important to trust your future to a company which is not recognised to ISO 17025 Standards.
http://www.dna-bioscience.co.uk   (146 words)

  
 The ENCyclopedia Of DNA Elements (ENCODE) project
The ENCODE project, which is led by the US National Human Genome Research Institute, is an international consortium involving scientists in government, industry and academia.
The Sanger Institute's Ian Dunham is taking part in a new international collaboration, the ENCyclopedia Of DNA Elements (ENCODE) project, a three-year, US$36 million project seeking to pin down all the so-called functional elements in human DNA.
Equally important are other DNA sequences that, for example, control when genes are turned on and off (promoters, enhancers and so on) and other sequences that are important in chromosome structure and function, such as origins of replication.
http://www.wellcome.ac.uk/doc_WTD003913.html   (238 words)

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