Archive for the ‘DNA & Genetics’ Category

PostHeaderIcon How To Beat A Dna Paternity Test

Do you think you know how to beat a DNA paternity test? Well some people have given advice on how to beat a paternity test, but in all reality, you cannot alter your DNA. You can try drugs, food, water intake, medications and alcohol, but the results will remain the same, if you are a parent, it will show up in the genetic DNA paternity testing procedure.

We can find the latest story about Anna Nicole Smith and her child’s paternity quiet the opposite of someone thinking they can beat a paternity test. The alleged fathers are actually fighting over who is the father. They all want to be the father. If they would consider how to beat a DNA paternity test, they would find the same answer; there is no way to beat a paternity test.

When a mother or father decides on a paternity test, you find many online websites offering free kits and then you send the samples in for testing. Now if the mother, father and child are not all present for this sample collection, some might think about substituting somebody else’s DNA in place of their own. This is why the legal system requires the individuals to go to a local laboratory or hospital to have samples taken. For more info see http://www.geneticdnatestinghelp.org/paternity/home-dna-paternity-test.html on home dna paternity test.

In a Michigan court case a while back, a man who thought he was the father of the child for years, paid child support and later petitioned the court to stop payments and have a paternity test because the child told him that another man was his father. The court declined his request during the divorce proceeding. In this case, the biological father had help from the court on how to beat a paternity test because the man was already paying support for the child and was named the father. In this absurd case, the custody of the child changed from the mother to the real father and the man had to continue to pay child support to this father to support the child after the biological father had full custody.

Here are three ways for the biological on how to beat a paternity test. If the alleged father, not yourself the real father, has bad legal counsel, poor laboratory DNA procedures and the old stand by, the default judgment. Most alleged fathers just do not show up for court and are deemed the father whether they are or not. This is the default judgment that occurs more than one would think. If you feel you might not be the father or even if you are, you should always have a paternity test to find the truth before you pay for it for at least eighteen years.

PostHeaderIcon Cosmetics and Dna

Think of Pamela Anderson Lee figure model displaying the perfect tone body on billboard advertisements on the highway.

Think of photo shopped pictures of celebrities on pages of magazine.

Think of how the plastic surgery enhancement crazes mania amongst the Hollywood celebrities.

With all these obsession about a certain small thing that we described as outlook, people use to turn to cosmetics enhancement procedures like invasive plastic surgery that involves scalpels, lasers and injections or now, a new trend that doesn’t need operation procedure but it’s called DNA magic.

Cosmetics company, Valmont, sells a concoction called Cellular DNA complex which they claimed made from ‘specially treated salmon roe DNA’ at the price of £236 for seven phials.

The enhancement features include moisturizing, regenerating and protecting of DNA. Does smearing specially treated salmon DNA on your face will do wonders?

To vanish those wrinkles on our face forever, the biggest anti-ageing advancement since Botox declared by Clients of Dermagenetics have changed our way we think about beauty products.

If their claims are true, that also means that we have wasted on the money on beauty products that actually are doing us more harm than good. In the procedures, a patient is sent a kit, which includes two cotton swab and a return envelope.

They are asked to rub the swab along the inner cheek ten to 12 times before leaving it to dry and sending it back for testing. Experts will measure the genetic propensity for collagen breakdown, wrinkling, skin ageing, and their skin’s ability to tolerate environmental pollutants and overall skin health from the cells.

Within a fortnight, clients will be sent a tailor made night cream that contains various minerals, enzymes, herbal extracts and acids specifically balanced to suit them.

But is this a clever marketing campaign to make money faster by blinding people with science? It also makes us believe that understanding our own DNA can reverse the ageing process?

European and American legislators have established a policy of closely scrutinizing any anti-ageing claims for cosmetic products.

However, we can’t deny that one extremely effective tool would be a product that helps cells to repair DNA damage.

Existence of a liposome like vesicle containing either T4 endonuclease V or a photolyase from cyanobacteria is industrially manufactures and their effectiveness has been proven beyond doubt.

The former has appointed as a drug in the USA and Japan to treat genetic disease xeroderma pigmentosum.

Importance and deep interest in this issue only pointed out our desires: to find products that would not only have cosmetic value for the skin but would surely benefit the rest of our bodies.

PostHeaderIcon The Thomas Jefferson Affair: the Dna Evidence

Thomas Jefferson is one of the most famous figures in American History. The third President of the United States, Jefferson was one of the Founding Fathers, establishing a republic United States all those years ago. He is still remembered today in history classes for his role in establishing modern America, and is hailed as a national hero. Yet certain allegations made about Thomas Jefferson at the start of the 19th century have lead to increased speculation about his private life, thrusting DNA testing to the forefront some 200 years later to determine the facts.

Thomas Jefferson is credited as having written the Declaration of Independence, and is given iconic status in the US history books. But his reputation was dealt a blow when in 1802 it was exposed that he may have fathered children to one of his slaves, Sally Hemmings, by a local journalist. The matter was never to be categorically resolved, although thanks to technological advances centuries later, genetic material was able to be extracted and tested to determine whether the children could have been those of Thomas Jefferson.

This issue was of particular controversy at the time it was raised, particularly given Jefferson’s opposition to interracial marriage, thus any interactions with Hemmings would be seen as scandalous. Allegations were made public through a press report, and there was never any public confirmation or denial made by Thomas Jefferson as to its accuracy or otherwise. In recent years, the issue has been brought back to the forefront in numerous academic and scientific studies of the evidence.

DNA Testing – Indications not conclusions

A study of DNA material conducted in 1998 revealed that between the Hemmings children and Thomas Jefferson, there was indeed some genetic link, although it did not conclude positively that that link was from Thomas Jefferson himself. However subsequent to that study, further reports examining the findings have claimed that Jefferson is most likely to have fathered the children of Sally Hemmings as is alleged, although Thomas’s younger brother has also been proposed as the potential link.

Unfortunately, it is impossible to know at this stage whether Jefferson was the father of the children of his slave. This is of particular historical importance, given the stature of Thomas Jefferson in American history, and one which has certainly received its fair share of media attention in recent years. However, with a number of reports suggesting the evidence to be inconclusive, it’s impossible to be sure at this stage whether or not that relationship existed.

And what of young Randolph Jefferson, the alleged alternative father and Thomas Jefferson’s younger brother? He was recorded as having visited Thomas Jefferson on four occasions, of which none would seem to neatly correspond with the likely dates of the conception of the five Hemmings children. Thus while this may be alleged by some parties to be answer, there still remains a few awkward questions that would need to be satisfied were Randolph to be confirmed as the father of the Hemmings children.

PostHeaderIcon Changing the Information Flow from Your DNA can Change Your Life

When James Watson and Francis Crick first discovered the structure of DNA in 1953 they thought they had discovered the secret of life. This complex nucleic acid was capable of storing all of the information necessary to produce and maintain a living organism. The science of genetics was born and moved toward a complete understanding of the gene culminating in the genome project which mapped the human genome in 1993.


Our genes determine what our bodies look like and how they work. Even behavioral traits have been linked to our genes. Information is thought to flow down a one way street; from the DNA wellspring to cells to the rest of the body. This concept of one-way information flow is even called the central dogma of biology. But are we really slaves to our genes?


Watson and Crick’s monumental discovery was a giant step in understanding the inner workings of life but it was not the whole story. The idea of a one-way flow of information is now changing with the new science of epigenetics. Epigenetics has to do with changes in the function of genes without changing DNA. In other words there may be a complex information system that affects the information flow from DNA to the cell without affecting the DNA itself. This system is affected by behavioral and environmental changes. This means that you may be able to change the information flow from DNA without actually changing the structure of DNA.


This idea has widespread ramifications. It is now thought that chronic diseases such as diabetes and heart disease are not solely caused by genes but also have a strong behavioral component. Information not only travels from DNA to cells but can also travel back to DNA from outside sources. There is a feedback loop of information flowing to and from DNA. The system consists of more than a static one-way flow of information but is more holistic and dynamic in nature involving feedback from the organism.


A practical implication of this concept is the feedback from behaviors. For example, following a healthy lifestyle can not only provide benefits to your wellbeing but these benefits can also be passed on to your offspring. We have been touting the benefits of following a healthy lifestyle for years but until recently no one knew that actual genes could be turned on or off.


This opens up a whole new realm of thinking. In other words someone may have a gene for cancer or heart disease but it is possible for that gene never to be turned on. I personally find this information hopeful in finding new ways to live a healthy life and to heal. We are not slaves to our genes after all.

PostHeaderIcon The Amelogenin Sex Gene in Dna Paternity Testing

DNA testing is now the most widely used method for determining the biological relationships between individuals. The DNA paternity test is probably the most widely known of these tests and involves the testing of an alleged father, mother and the child in question. This test can also be conducted just between Alleged Father and a child without the Mothers sample.

When performing the Paternity Test, most DNA testing laboratories will test a minimum of 16 genetic markers for enhanced accuracy levels in excess of 99.99%. One of these genes tested is called the ‘Amelogenin’ gene and its use is to determine the sex of the sample that has been processed. Therefore in reality the statistical analysis is actually based on the matching of 15 of these 16 markers.

From a biological perspective, males have an XY chromosome and females have an XX chromosome. Therefore in your DNA test result you should see an XY for the alleged father and the child if he is male, and XX for the Mother and child if she is female. A DNA paternity test result from any serious service provider should report this gene together with the rest of the genetic markers analysed.

Functions and Uses of Testing the Amelogenin Gene

The testing of this gene may appear superfluous to a client at first instance, however it does serve a number of functions.

1. From a laboratory perspective, it acts as a primary quality control check and ensures that the correct samples have been processed. So for example, if the Alleged Father’s sample turns out to be female, then there is an element of quality control to identify the possible reasons. These could include problems such as the client putting the wrong samples in the wrong envelopes (e.g. putting the father’s sample in the mother’s envelope and vice versa). The testing of this gene can also act as a deterrent for submitting someone else’s samples (having said that, this applies only if the sample of someone of the opposite sex is supplied).

2. Gender identification through DNA testing has also got applications in the field of forensic DNA testing as it provides primary information regarding samples found at the scene of the crime during a criminal investigation. Through the test, it is possible to confirm whether biological remains found at the crime scene belong to males or females. It is also possible to differentiate this even in cases of mixed samples.

3. Gender identification is also applicable in the case of infidelity DNA testing. Analysis of the samples will show whether suspicious stains belong to a male or female individual. On the basis of this result, decisions for further testing can be based.

However, gender identification by amplification of the amelogenin gene can sometimes generate a result in which male samples were falsely identified as females. I have myself only seen few of these cases over the years. This occurrence is therefore very rare and occurs in less than 0.01% of cases in males and even less in females according to some studies. In such cases, it is suggested to perform the Y amplification of SRY gene or/and Y-STR markers to confirm the gender

PostHeaderIcon Dna Sibling Test: to Determine Sibling Genetic Relationship

Sibling DNA testing is designed to determine sibling genetic relationships. DNA Sibling test can be performed to determine whether two people are full or half siblings and to analyze the relationship of biological siblings by collecting samples from both siblings; however, including one common parent increases the accuracy of this type of analysis, and is highly recommended.

There are two different types of DNA sibling test; a Full Sibling Test and Half sibling Test. A full sibling test is used to determine if two people share the same mother and father. This test is usually performed when both parties know they have the same mother and wish to find out if they have the same father. If two people have the same father and mother they are full siblings. If however two people share only one parent, be it either a mother or father they are half siblings. The Half sibling test is usually performed when two people know that they do not have the same mother and are trying to determine if they have the same father.

The sibling test is conducted in the same manner as a regular mother, father, and child paternity test. Swabs are placed in the mouths of the various parties and samples of DNA are obtained. The parties giving their DNA must then sign a consent form giving their consent for their DNA to be tested. Once the swabs have arrived in the laboratory for a sibling test, results are usually ready within eight working days, unless an extended study of the DNA samples is required which will delay the process by an additional four working days.

Ormond Quay Paternity Services (OQPS) offers DNA sibling test services to determine the statistical probability of whether siblings (brothers and sisters) share the same two parents or not. DNA Sibling test from OQPS can help two individuals verify whether they are full or half siblings. The company also offers DNA paternity test, Court Admissible DNA test, Pre-Natal test and other DNA test services with the highest quality of care.

If you want to avail or know more about DNA Sibling Test or any other DNA paternity test , please visit the site http://www.oqps.ie