Thursday, July 29

Variante Delta

coronavirus, Noticias, Pfizer, Salud, tercera dosis, vacuna, Variante Delta

Pfizer: High Efficacy of Third Dose Against Delta Variant | Digital Trends Spanish

Pfizer / BioNTech released new data suggesting that the third dose of their COVID-19 vaccine causes strong protection against the Delta variant. Because of this, the pharmaceutical company indicated that it expects to request the authorization of emergency use for a booster injection starting in August. The data published by the firm indicate that the levels of antibodies against the Delta variant in people aged 18 to 55 years who receive a third dose, are more than five times higher than after a second dose vaccine. Meanwhile, among people 65 to 85 years old, the company's data suggests that antibody levels against the variant after receiving a third dose are eleven times higher than after a second dose. According to Pfizer, there is an "estimated potential for up to a 100-fold increas...
Covid 19, Delta, Noticias, Salud, Variante Delta

We already know why the delta variant is so contagious | Digital Trends Spanish

One of the big questions for science during 2021 is why the dreaded delta variant of COVID-19 is more contagious than the normal strain or other variants of concern. Therefore, a group of Chinese researchers from the local Centers for Disease Control and Prevention in Guandong, set themselves the objective of knowing the spread and infection times of delta. The results that were published in the journal Virological, indicates that the incubation and subsequent positive patient indicator after the PCR sample is at least two days less than the original strain of SARS-CoV-2. Thus, the amount of time the virus needed to replicate at levels high enough to be detectable was 5.61 days for the parent virus and 3.71 days for the delta variant. John Connor, a researcher at the National Laboratori...
Covid 19, Noticias, Pfizer, Salud, vacuna, Variante Delta

Pfizer will update its vaccine to defeat Delta variant | Digital Trends Spanish

Concerns about Delta variant have made many laboratories that already have their vaccines approved against COVID-19, have decided to start studies to tailor efficacy against this contagious strain. One such company is Pfizer, which this July 8 announced that it is already in the process of updating. "Pfizer and BioNTech are conducting tests to confirm this expectation," according to a press release issued late Thursday. Both labs, which have worked together on the vaccine called BNT162b2, will make this update to directly address the Delta variant. For now they are producing material for a clinical trial, which they expect to begin in August, pending regulatory approvals from the FDA. Third dose of Pfizer But that is not all, since Pfizer and BioNTech are looking closely at the situat...
Covid 19, Noticias, oms, Salud, Variante Delta

“Epidemiological stupidity”: that’s what the WHO says about reopening | Digital Trends Spanish

World Health Organization (who) warned this Wednesday, July 7, that there is an imminent danger due to the announcement of several countries around the globe for lifting the restrictions due to COVID-19. The agency called the matter "epidemiological stupidity." Those at least were the drastic words used by the agency's emergency chief, Mike Ryan, who said that "I hope the progress and achievements that have been made are not lost." Above all, Ryan called the possibility of low-vaccination countries wanting early reopens a “toxic mix”. "For much of the world, this is just beginning," Ryan said. “I am very happy for the countries that are having this under control. But please think of those who live without vaccines. In all the countries of the Americas, we still have almost a million...
coronavirus, Covid 19, janssen, Johnson & Johnson, Noticias, Salud, vacuna, Variante Delta

Janssen vaccine: “strong and resistant” to Delta variant | Digital Trends Spanish

Pharmaceutical Johnson & Johnson, parent of the Belgian company Janssen, has indicated that its vaccine against COVID-19 is effective and safe against the Delta variant. According to the laboratory, it offers an immune response that lasts for at least eight months, although it has not indicated data on the percentages of efficacy. “The studies strengthen the ability of Johnson & Johnson's COVID-19 vaccine to help protect the health of people around the world. We believe our vaccine offers long-lasting protection and neutralizing activity against the Delta variant, ”said Johnson & Johnson Chief Scientific Officer Paul Stoffels. “The data corresponding to the eight months studied so far show that the vaccine generates a strong neutralizing antibody response that does not diminish, but we...
Covid 19, Noticias, Salud, sinovac, Variante Delta

How does Sinovac work against the Delta variant | Digital Trends Spanish

Variant COVID-19 Delta It is currently one of the greatest health concerns in the world, since its high level of contagion and the possible reduction in the effectiveness of some vaccines to combat it, have led the producing laboratories to meticulous studies to determine how their inoculations behave in this context. And in conversation with the Reuters agency, the Chinese epidemiologist Zhong Nanshan, presented preliminary results of a small sample that he carried out with Sinovac from Coronavac against the variant that was started in India. "Sinovac spokesman Liu Peicheng told Reuters that preliminary results based on blood samples from people vaccinated with his injection showed a three-fold reduction in the neutralizing effect against Delta," the report read. One of the windows tha...
coronavirus, Covid 19, eficacia, Noticias, pandemia, rusia, Salud, Sputnik V, vacuna, variante, Variante Delta

Sputnik V efficiency against delta variant exceeds 90% | Digital Trends Spanish

According to Denis Logunov, deputy director of the Gamaleya Research Center and developer of the Sputnik V vaccine, he assured that the efficacy against the delta variant would be greater than 90 percent. "The efficacy of Sputnik V against the Delta variant is greater than 90 percent, as Sputnik V shows a smaller decrease in the efficacy against Delta than any other vaccine that has published efficacy results in the Delta variant," says the official tweet. of the vaccine quoting the words of Logunov. Dr. Denis Logunov, Sputnik V developer: "Sputnik V efficacy against Delta variant is above 90% as Sputnik V shows smaller decline in efficacy against Delta than any other vaccine that published efficacy results on Delta variant" pic.twitter.com/KunjQo2L0J & mdash; Sputnik V (@sputnikvacci...
AstraZeneca, Covid 19, Noticias, Pfizer, Salud, Variante Delta, Variante Kappa

Measure the effectiveness of Pfizer and Astrazeneca against Delta | Digital Trends Spanish

An important study from the University of Oxford revealed the level of effectiveness of the Pfizer and AstraZeneca vaccines against the contagious Delta variant of COVID-19. The study, published in the journal Cell, looked at the ability of antibodies in the blood of people, who were vaccinated with the two-injection regimens, to neutralize the highly contagious Delta and Kappa variants, according to a statement. In fact, a few days ago he had settled in Britain for the Public Health England, that the two doses of either of the two vaccines, would help 90% in avoiding hospitalization for Delta. Shuttersteck."We are encouraged to see the non-clinical results published from Oxford and these data, together with the recent early real-world analysis from Public Health England, give us a posi...