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Fri, 29 Oct 2021
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Dental Composites for Kids Found to be Worse Than Mercury Amalgams

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Dental Composites Linked To Behavioral Issues In Children.
Research published in the journal Pediatrics indicates that some dental composites -- long promoted as overall safer than mercury-based amalgams -- are having a significant negative impact on the psychosocial functioning of children. In fact, bisphenol-A based dental restorations were found to be worse than mercury-based amalgams when it came to learning impairment and behavioral issues. [i]

The study used data from The New England Children's Amalgam Trial, which, surprisingly, found that children randomized to amalgam restorations had better psychosocial outcomes than those assigned to bisphenol-A based epoxy resin composites (bisGMA) for tooth restorations. The new analysis aimed to "examine whether greater exposure to dental composites is associated with psychosocial problems in children."

The results of the study, which looked at a group of 534 children, 6 to 10 years old, were as follows:

Red Flag

GMO Alert: Eating GM Wheat May Destroy Your Liver, Warn Scientists


Presentation of Jack Heinemann

Genetically engineered wheat contains an enzyme suppressor that, when consumed by humans, could cause permanent liver failure (and death). That's the warning issued today by molecular biologist Jack Heinemann of the University of Canterbury in Australia.

Heinemann has published an eye-opening report that details this warning and calls for rigorous scientific testing on animals before this crop is ever consumed by humans. The enzyme suppressor in the wheat, he says, might also attack a human enzyme that produces glycogen. Consumers who eat genetically modified wheat would end up contaminating their bodies with this enzyme-destroying wheat, causing their own livers to be unable to produce glycogen, a hormone molecule that helps the body regulate blood sugar metabolism. This, in turn, would lead to liver failure.

"What we found is that the molecules created in this wheat, intended to silence wheat genes, can match human genes, and through ingestion, these molecules can enter human beings and potentially silence our genes," said Heinemann in a press conference on the threat of GM wheat.

Comment: Eating wheat will destroy your health and mental well being regardless of Genetic Modification or not, read the following articles for more information:

The Dark Side of Wheat - New Perspectives on Celiac Disease and Wheat Intolerance
Opening Pandora's Bread Box: The Critical Role of Wheat Lectin in Human Disease
Take a Look at the Damage Wheat Bread Can Cause You
Interview with 'Wheat Belly' Author Dr. William Davis
Can You Stomach Wheat? How Giving up Grain May Better Your Health

Effects of wheat on humans' mental well being:

Can Wheat Drive More Than Your Digestive System Crazy?
Wheat Addiction Explained
Wheat is an Opiate
Doctor Says Whole Wheat Packs on Belly Fat - And Has a Lot in Common with Opiate Drugs


Attention

Oregon Woman Contracts Bubonic Plague from Cat

Black Plague
A woman who tried to help her friend save a cat that was choking on a mouse contracted Bubonic plague from the diseased feline, Portland health officials announced on Friday, September 14.

"Black Plague," or Bubonic plague, is a bacterial illness spread through the bite of infected fleas or through direct contact with an infected animal or person. Although the disease is now rare, Bubonic Plague killed an estimated 25 million Europeans in the Middle Ages and was once called the "Black Death." There have been about seven cases a year in the U.S., according to public health statistics.


Comment: Although this is a horrible disease, Bubonic plague is not the infamous Black Death that killed half of Europe's population in the Middle Ages, according to recent research. The latter was likely to be caused in part by pathogens brought to Earth by comets. See this book review for more information:

New Light on the Black Death: The Cosmic Connection


Health

Scientists Discover Mutations Associated With Skin Disorder (DSAP)

A Chinese research team, led by Anhui Medical University and BGI, has found strong genetic evidence of a link between mutations of the mevalonate kinase gene (MVK) and disseminated superficial actinic porokeratosis (DSAP). It is a major step toward discovering the genetic pathogenesis of DSAP, and sheds light on its further molecular diagnosis and treatment.

The latest study was published online in Nature Genetics.

DSAP is a rare, non-cancerous, non-contagious skin disorder that causes dry, itchy lesions on the arms and legs. It usually begins to develop in adolescents and reach near-complete penetrance by the third or fourth decade of life. The accumulated sun exposure is a risk factor for DSAP. DSAP is a chronic disorder; it can be treated, but it cannot be cured.

In this study, Chinese researchers performed exome sequencing in two affected and one unaffected individuals who belong to a DSAP family. Through variants analysis and data filtering, they supposed that MVK gene emerged as the only candidate gene located in previously defined linkage region linked to DSAP. Then they confirmed the co-segregation between the identified novel deleterious mutation and DSAP phenotype within the family.

Health

Behavior Issues Are a Bigger Headache for Children With Migraines, Research Reveals

Kids who get migraine headaches are much more likely than other children to also have behavioral difficulties, including social and attention issues, and anxiety and depression. The more frequent the headaches, the greater the effect, according to research out now in the journal Cephalagia, published by SAGE.

Marco Arruda, director of the Glia Institute in São Paulo, Brazil, together with Marcelo Bigal of the Albert Einstein College of Medicine in New York studied 1,856 Brazilian children aged 5 to 11. The authors say that this is the first large, community based study of its kind to look at how children's behavioural and emotional symptoms correlate with migraine and tension-type headaches (TTH), and to incorporate data on headache frequency.

Children with or suffering from migraine had a much greater overall likelihood of abnormal behavioral scores than controls, especially in somatic, anxiety-depressive, social, attention, and internalizing domains. Children with TTH were affected in the same domains as migraine sufferers, but to a lesser degree.

The study used internationally validated headache questionnaires as well as the Child Behavior Checklist (CBCL) to assess emotional symptoms. The researchers trained school teachers in how to walk parents through questionnaires step by step.

Health

Prenatal Damage from Dioxin Shown to Involve microRNAs

Research carried out at the University of South Carolina has identified novel mechanisms through which dioxin, a well-known environmental contaminant, can alter physiological functions, according to a study published online in the journal PLOS ONE.

The research team, which included Narendra Singh, Mitzi Nagarkatti and Prakash Nagarkatti of the USC School of Medicine, demonstrated that exposure to dioxin (TCDD) during pregnancy in an experimental mouse model can cause significant toxicity to the fetus, and specifically to the organs that produce the immune cells that fight infections. They found that dioxin alters small molecules called microRNAs, which can affect the expression of a large number of genes.

The study examined over 608 microRNAs, and 78 of these were significantly altered following exposure to dioxin. On the basis of the pattern of changes in these molecules, the team was also able to predict that dioxin can alter several genes that regulate cancer. Many other physiological systems were also affected, including those involved in reproductive, gastrointestinal, hematological, inflammation, renal and urological diseases as well as genetic, endocrine and developmental disorders.

Health

Chemical Used in Teflon & Non-Stick Cookware Linked to Heart Disease

Cast Iron
© NaturalSociety
Further presenting non-stick cookware dangers, a new study published in this month's Archives of Internal Medicine reveals a relation between PFOA (the chemical in Teflon, used in nonstick pans among other things) and heart disease. While scientists are cautious, as they always are, to say they are definitively linked, some say steering clear of the chemical "just in case" wouldn't be a bad idea.

Cooking up Heart Disease

According to the study published in the journal The Jama Network, researchers looked at PFOA presence and incidence of heart disease, heart attack, or stroke. About 98 percent of Americans have traces of PFOA in them, those with the highest levels of the chemical were found to have double the odds of heart disease when compared with those having the lowest levels.

Also, those with higher PFOA, had a 78 percent higher risk of peripheral heart disease - where arteries narrow and harden.

Researchers say there is no hard evidence that the PFOA causes heart diseases or otherwise increases someone's risk, merely that the conditions "co-exist."
"What we are finding is that high levels of PFOA and cardiovascular disease coexisted for some reason. That is all," said lead author Dr. Anoop Shgankar with the West Virginia University School of Public Health. "It is possible that we are seeing something that is just a bystander and is there because of confounding associations."
But this isn't the first time perfluorooctanoic acid (PFOA) has been associated or found co-existing with other health problems. The Environmental Working Group has it classified as a "likely carcinogen," meaning it could lead to cancer. Even the Environmental Protection Agency (EPA) said it was likely to cause cancer.

Heart

Cholesterol: It's All Good

Butter
© GreenMedInfo
You've heard it repeatedly: there are two kinds of cholesterol: the good high density lipoprotein (HDL) and the "bad" low density lipoprotein (LDL). Now a researcher at Texas A&M University has come to the defense of LDL and says that it may not be so bad after all. In fact, it helps build muscle.

According to Steve Riechman, a researcher in the Department of Health and Kinesiology, the study reveals that "LDL is not the evil Darth Vader of health it has been made out to be in recent years."

In a study published in the Journal of Gerontology, Riechman and colleagues from the University of Pittsburgh, Kent State University, the Johns Hopkins Weight Management Center and the Northern Ontario School of Medicine examined 52 adults from ages 60 to 69. The participants were in generally good health, but not physically active, and none of them were participating in a training program.

To the researchers' surprise, after the subjects completed fairly vigorous workouts, the participants who had the highest levels of LDL cholesterol had gained the most muscle mass.

According to Riechman, the study shows that we need a certain amount of LDL to gain more muscle mass. "There's no doubt you need both - the LDL and the HDL -- and the truth is, it (cholesterol) is all good," said Reichman.

Cholesterol is a type of fat found in all humans and serves many necessary functions in the body. For instance, it's been called the mother of all hormones. Any attempt to remove all the 'bad' cholesterol from your body would cause serious problems. In fact, low levels of cholesterol can be hazardous to your health.

2 + 2 = 4

Infant EczemaTied to Gut Bacteria

A reduced variety of gut bacteria in newborns at high risk of allergies could determine whether those children develop eczema, a study shows.

In the largest study of its kind, Melbourne researchers investigated 98 babies at high risk of allergic disease.

Of those, almost 34 per cent developed eczema in their first year of life while 24 per cent had a least one positive skin prick allergy test to food or other allergens.

Magnify

Researchers Find Our Inner Reptile Hearts

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© Bjarke Jensen
The reptilian heart has a thin wall surrounding a spongy inner part. In many ways, this resembles the embryonic state in birds, humans and other mammals. The anatomy of their hearts is subsequently completely different from reptiles, but studies of the genetic building blocks now show that all the hearts have a common molecular structure. The reptilian heart can thus provide us with insight into how the heart works in a human.
The genetic building blocks behind the human heart's subtle control system have finally been identified.

An elaborate system of leads spreads across our hearts. These leads -- the heart's electrical system -- control our pulse and coordinate contraction of the heart chambers. While the structure of the human heart has been known for a long time, the evolutionary origin of our conduction system has nevertheless remained a mystery. Researchers have finally succeeded in showing that the spongy tissue in reptile hearts is the forerunner of the complex hearts of both birds and mammals. The new knowledge provides a deeper understanding of the complex conductive tissue of the human heart, which is of key importance in many heart conditions.

Forerunner of conductive tissue

"The heart of a bird or a mammal -- for example a human -- pumps frequently and rapidly. This is only possible because it has electrically conductive tissue that controls the heart. Until now, however, we haven't been able to find conductive tissue in our common reptilian ancestors, which means we haven't been able to understand how this enormously important system emerged," says Bjarke Jensen, Department of Bioscience, Aarhus University. Along with Danish colleagues and colleagues from the University of Amsterdam, he can now reveal that the genetic building blocks for highly developed conductive tissue are actually hidden behind the thin wall in the spongy hearts of reptiles. The new results have just been published in the journal PLoS ONE.