Alpha Helix

Saturday, 04 December 2021

Latest News for: alpha helix

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Five takeaways on the science behind CDC's latest mask guidance

The Citizens 31 Jul 2021

In the United States and around the world, it swiftly overtook another variant, Alpha, that was already more transmissible than earlier strains. New research from Helix, a company whose Covid-19 tests have helped track a number of variants, shows how quickly that happened. Alpha made up 67% of cases in mid-May.

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CDC urges vaccinated people in COVID hot spots to resume wearing masks indoors

The Keene Sentinel 28 Jul 2021

officials by surprise ... Meanwhile, the alpha variant, first seen in the United Kingdom, became the dominant strain across the country. But in June, the delta variant began to spread at exponential rates, said scientist William Lee of the genomics company Helix ... The alpha variant, by contrast, is seen in only about 3 percent of positive tests ... .

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The highly infectious Delta variant may already be dominant in the US, says leading coronavirus ...

Business Insider 30 Jun 2021

Alexandre Bolze, senior scientist at Helix, said on Twitter on ... Bolze said on Twitter on June 21 that both the Delta variant, first identified in India, and the Gamma variant, first identified in Brazil, have become more common in the US than Alpha, according to Helix's data.

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Rise of Delta variant brings mask question back, even for the vaccinated

The Citizens 30 Jun 2021

Mulligan predicted that would rise to 40% soon, and the genetic sequencing company Helix said its testing indicates Delta already accounts for 40% of cases. The B.1.1.7 or Alpha lineage of the virus, first spotted in the UK, was still the dominant variant in the US as of June 19, representing 47.8% of cases, the CDC estimated.

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New deadly delta variant of coronavirus gains steam in undervaccinated U.S. counties

Crains Detroit Business 25 Jun 2021

The genomics firm Helix analyzed about 20,000 samples from COVID-19 tests across more than 700 U.S ... "Delta is driving surges around the world, and I suspect it's going to be the same here," said William Lee, the vice president of science at Helix ... But the "gamma and delta have gained a strong foothold and may soon push alpha out," Helix's Lee said.

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Experimental prostate cancer drug may improve COVID-19 survival; younger patients report long lasting symptoms

Gulf Daily News 24 Jun 2021

The percentage of COVID-19 cases due to Alpha dropped from 70% in mid-April 2021 to 42% just 6 weeks later, researchers from Helix, a California-based genomics company, reported in a paper posted on Monday on medRxiv ahead of peer review.

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Prostate cancer drug may improve Covid-19 survival: Study

Hindustan Times 24 Jun 2021

The percentage of Covid-19 cases due to Alpha dropped from 70% in mid-April 2021 to 42% just 6 weeks later, researchers from Helix, a California-based genomics company, reported in a paper posted on Monday on medRxiv ahead of peer review.

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Delta variant gains steam in undervaccinated US counties

Indian Express 23 Jun 2021

The genomics firm Helix analyzed about 20,000 samples from Covid-19 tests across more than 700 US counties ... The Helix research, which hasn’t yet been subject to peer review, is to be published in an upcoming pre-print online ... But the “gamma and delta have gained a strong foothold and may soon push alpha out,” Helix’s Lee said.

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Covid-19 Delta variant gains steam in undervaccinated US counties

Hindustan Times 22 Jun 2021

The genomics firm Helix analyzed about 20,000 samples from Covid-19 tests across more than 700 US counties ... The alpha variant, first found in the U.K., has been the dominant strain in the US But the “gamma and delta have gained a strong foothold and may soon push alpha out,” Helix’s Lee said.

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Delta Covid-19 variant seen spreading in under-vaccinated US counties

Straits Times 22 Jun 2021

The genomics firm Helix analysed about 20,000 samples from Covid-19 tests across more than 700 US counties ... The Helix research, which hasn't yet been subject to peer review, is to be published in an upcoming pre-print online ... But the "gamma and delta have gained a strong foothold and may soon push alpha out," Helix's Lee said.

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Delta COVID variant seen spreading in undervaccinated US counties

Live Mint 22 Jun 2021

The genomics firm Helix analyzed about 20,000 samples from Covid-19 tests across more than 700 U.S ... “Delta is driving surges around the world, and I suspect it’s going to be the same here," said William Lee, the vice president of science at Helix ... But the “gamma and delta have gained a strong foothold and may soon push alpha out," Helix’s Lee said.

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We went inside the labs where DNA-testing startup Helix has been running coronavirus tests

Business Insider 15 Jun 2021

Helix, a population-genomics company in the Bay Area, is deep in the viral variant tracking business.With the CDC, Helix identified the spread of variant Alpha - now the most dominant strain in the US.Insider went to San Diego to tour Helix's COVID-19 testing lab.

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Impact of an alpha helix and a cysteine-cysteine disulfide bond on the resistance of bacterial ...

PNAS 19 May 2021

Pili can elastically unwind when exposed to fluid flow forces, reducing... .

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DNA-inspired 'supercoiling' fibers could make powerful artificial muscles for robots

Phys Dot Org 29 Apr 2021

The double helix of DNA is one of the most iconic symbols in science ... The power of the helix. DNA is not the only helix in nature. Flip through any biology textbook and you'll see helices everywhere from the alpha-helix shapes of individual proteins to the "coiled coil" helices of fibrous protein assemblies like keratin in hair.

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Oligourea foldamers mimic peptides' alpha-helices and effectively bind to drug targets

Phys Dot Org 07 Dec 2020

These oligoureas fold into a helix, one of the hallmark structures of peptides ... "Oligourea helices have fewer residues per turn, a smaller rise per turn, and a larger diameter than the original peptide alpha-helix," says Guichard ... "Alpha amino acids can be substituted at two positions, but ureido units have one site more," says Guichard.