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Contemporary or Frozen, Wild or Cultivated? What to Know About Blueberries and Well being

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News Picture: AHA News: Fresh or Frozen, Wild or Cultivated? What to Know About Blueberries and HealthThrough American Middle Affiliation Information HealthDay Reporter

THURSDAY, July 28, 2022 (American Middle Affiliation Information)

Let’s no longer beat across the bush: Blueberries are excellent for you.

This may increasingly come as no marvel to many American citizens, who’ve discovered their thrill with blueberries in ever-rising numbers. It is simple to know why. Now not best do they style nice, however research stay suggesting extra causes to include them.

“They are the type of issues we will have to be consuming,” mentioned Eric Decker, professor of meals science on the College of Massachusetts Amherst. “However from time to time these items get overpromised.”

Vaguely outlined phrases similar to “superfood” get used so much with blueberries, whose reputation has been fueled by way of cautious advertising. “Anytime you get started speaking about ‘superfoods’ and ‘tremendous culmination,’ it is more than likely a bit overexaggerated,” Decker mentioned.

However there is not any want to get started making a song the blues.

If you will sing anything else, check out “Born in the usA.” Wild blueberries – the tiny ones, also known as lowbush blueberries – are local to North The united states. Cultivated, or highbush, blueberries hint their roots to New Jersey, the place a farmer named Elizabeth White and a central authority botanist named Frederick Coville grew to become them right into a business crop in 1916.

Intake has soared up to now 20 years. In keeping with the U.S. Division of Agriculture, American citizens ate greater than 2 kilos of unpolluted blueberries consistent with individual in 2019, up from part a pound in 2003.

Blueberries are a excellent supply of nutrition C. One cup of unpolluted blueberries supplies 16% of an afternoon’s really helpful provide for males, 19% for ladies. Blueberries even have plentiful nutrition Okay and the mineral manganese.

That every one comes with a trifling 84 energy and a wholesome 3.6 grams of fiber consistent with cup.

Fiber, Decker mentioned, is superb for the pleasant microbes residing to your digestive tract. Amongst different issues, a wholesome intestine microbiome can assist scale back persistent irritation, which has been related to most cancers, arthritis, diabetes and center illness.

Fiber isn’t distinctive to blueberries. However blueberries, particularly the wild selection, are distinctive of their ranges of polyphenols, Decker mentioned.

Polyphenols, present in crops, are micronutrients that experience wholesome antioxidant and anti inflammatory houses. Different meals, similar to tea or cranberries, even have excessive ranges, Decker mentioned. However polyphenols can style astringent or sour. Blueberries be offering a sweeter style however with a lot much less herbal sugar than, say, pink grapes.

Blueberries are excessive in a kind of polyphenol referred to as anthocyanins. “The crimson pigment that you are going in a blueberry is from the anthocyanins,” Decker mentioned.

Anthocyanins were related to wholesome intestine biomes and advanced cognition. Different analysis has related anthocyanins to a decrease possibility of growing hypertension and a discounted possibility of center assaults.

Wild blueberries pack extra anthocyanins right into a smaller house than domesticated blueberries do, Decker mentioned. However he cautioned towards fixating on one or two vitamins, which more than likely would possibly not dramatically alternate your well being.

You’ll be able to take your select between brand new and frozen. Contemporary highbush berries are readily to be had in maximum produce sections, however freezing fresh-picked fruit can lock in vitamins that may in a different way become worse.

Dried blueberries are every other tale. They lose just a small quantity of polyphenols all through processing, Decker mentioned. However they do lose taste. And, the USDA says, producers frequently upload sugar, oil or corn syrup all through processing.

In a similar fashion, blueberry jams and jellies is also up to two-thirds sugar, Decker mentioned. Blueberry pie? It provides saturated fats from the crust.

If you will consume one thing like pancakes or truffles anyway, Decker mentioned, you’ll be able to lead them to more fit by way of including blueberries to the combo. Research display, even though, that baking lowers the extent of anthocyanins.

However you’ll be able to simply, and tastily, paintings brand new blueberries into foods as a part of a salad, he mentioned. At breakfast, toss them to your oatmeal, low-fat yogurt or whole-grain, high-fiber cereal.

Decker mentioned he and his nutritionist pals at all times urge other people to consume extra fruit and veggies. However “if a meals does not style excellent, other people would possibly not consume it.” With blueberries, that is not an issue.


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Coronavirus Can Continue to exist on Frozen Meat for a Month

Coronavirus Can Survive on Frozen Meat for a Month

WEDNESDAY, July 13, 2022

Had COVID? Chances are you’ll need to blank your freezer out.

A brand new find out about means that cousins of the SARS-CoV-2 virus can live to tell the tale on frozen meat and fish for as much as 30 days.

The analysis — induced via COVID outbreaks in Asia wherein packaged meat was once suspected because the virus’ supply — was once performed on frozen hen, pork, red meat and salmon. The findings had been revealed June 11 in Implemented and Environmental Microbiology, a magazine of the American Society for Microbiology.

“Even if you may no longer retailer meat within the refrigerator for 30 days, you may retailer it within the freezer for that lengthy,” mentioned first creator Emily Bailey, assistant professor of public well being at Campbell College in Buies Creek, N.C.

Her workforce performed its analysis with out use of the particular coronavirus that reasons COVID-19. As a substitute, researchers depended on surrogate viruses with identical protein spikes.

Those identical viruses had been put on frozen meat and fish, which was once then saved in each fridge temperatures (39.2 levels Fahrenheit) and freezer temperatures (-4 F.)

“We even discovered that the viruses might be cultured after [being frozen for] that duration of time,” Bailey mentioned in a magazine information unencumber.

Researchers mentioned their findings are vital as a result of SARS-CoV-2 can reproduce within the intestine, no longer simply within the respiration tract the place the general public really feel its results.

3 virus lines had been used as surrogates within the find out about, together with two animal coronaviruses. All 3 had been used as stand-ins in earlier research of SARS-CoV-2.

The researchers discovered that the viruses did not fare as smartly in refrigerated temperatures as in freezer temperatures. The numbers additionally differed via meals merchandise.

They mentioned this find out about underlines the significance of rigorous sanitation within the harvest, shipping, packaging and distribution of meals merchandise.

“Persevered efforts are had to save you contamination of meals and meals processing surfaces, employee arms, and meals processing utensils similar to knives,” the authors wrote, including that the disinfection of meals previous to packaging additionally must be addressed.

Additional information

For extra about holding meals protected all over the COVID pandemic, discuss with the U.S. Division of Agriculture.

SOURCE: Implemented and Environmental Microbiology, information unencumber, July 11, 2022

Via Ellie Quinlan Houghtaling HealthDay Reporter


Copyright © 2021 HealthDay. All rights reserved.

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Frozen Testes Tissue in Mice Nonetheless Viable After Two A long time

News Picture: Frozen Testes Tissue in Mice Still Viable After Two Decades

WEDNESDAY, Might 11, 2022 (HealthDay Information)

In a discovering that gives hope to adolescence most cancers survivors who might wish to have kids once they beat their illness, analysis in rodents presentations that testicular tissue frozen for greater than two decades can nonetheless produce viable sperm.

Alternatively, the tissue is much less fertile than samples frozen for just a few months.

Formative years most cancers survival charges have greater considerably in contemporary a long time, however a major facet impact of therapies reminiscent of chemotherapy and radiation is lowered fertility later in existence.

For boys, a possible way of maintaining fertility can be to reap, freeze and later re-implant testicular tissue, which incorporates stem cells that produce sperm (SSCs).

Earlier analysis has proven that this way can repair fertility in macaque monkeys, no less than after non permanent freezing of testicular tissue.

On this new learn about, researchers assessed how long-term freezing impacts those stem cells. They thawed rat stem cells that were frozen of their laboratory for greater than 23 years, and implanted them in specifically bred mice that lack an immune reaction that will reject the international tissue.

The workforce when compared the facility of the long-frozen stem cells to supply viable sperm with stem cells frozen for a couple of months and freshly harvested stem cells. All the SSCs got here from a unmarried rat colony maintained over a number of a long time.

The long-frozen stem cells colonized the mouse testicles and produced all the vital mobile varieties had to create sperm, however no longer in addition to the short-frozen or contemporary stem cells, in keeping with the learn about

The findings are revealed Might 10 within the magazine PLOS Biology.

The long-frozen stem cells had an identical gene expression adjustments because the short-frozen and contemporary stem cells, however made fewer elongating spermatids, which cross directly to shape swimming sperm, the researchers defined.

“Our learn about confirmed that rat spermatogonial stem cells will also be effectively frozen for over two decades, transplanted into an infertile recipient animal and regenerate the facility to supply sperm, albeit at a discounted price,” mentioned learn about creator Eoin Whelan, from the College of Pennsylvania’s College of Veterinary Medication.

“This may supply a option to get well the lack of fertility in pre-pubertal boys handled for most cancers,” Whelan mentioned in a magazine information free up.

It is famous that analysis from animal research does no longer all the time produce the similar leads to people.

Additional information

For extra about maintaining fertility in adolescence most cancers sufferers, see the American Most cancers Society.

SOURCE: PLOS Biology, information free up, Might 10, 2022

By means of Robert Preidt HealthDay Reporter


Copyright © 2021 HealthDay. All rights reserved.


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