The troops have already started to fight rebel groups, the government said. He added: "The Rwandans have also sent several hundred men who are on the ground and have started fighting. Reportedly, the rebels are being held back from the capital. The news comes ahead of a presidential election on 27 December. Mr Bozize was recently barred from standing.
Rwanda, which has at least Rwandan soldiers and police officers serving in Minusca, said it had sent in more troops in response to the targeting of its peacekeepers by rebels. No precise details cougar chat room carolina given on how many Rwandan troops arrived on Sunday. Separately, Russia began to expand into CAR inproviding weapons, contractors and mercenaries to prop up the beleaguered government in Bangui.
In exchange, Russian companies with links to the Kremlin have been awarded rights to mine and export diamonds from the country. Private security guards employed by Russian companies began to train local forces and protect President Faustin-Archange Touadera.
It is thought this arrangement gives Moscow considerable influence over Mr Touadera. Last week it emerged that France and Russia were fighting a disinformation war in CAR through online trolls. Trolls from two separate influence operations, including individuals, said to be linked to the French military, posed as locals using fake s. Moscow has not confirmed it has sent troops to battle the rebels but the Kremlin has voiced "serious concern" about events in CAR.
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Cardona was named to his current position just last year, and before that he was assistant superintendent in Meriden, Connecticut, a district chzt about 9, students. He was born in Meriden to Puerto Rican parents, and he became Connecticut's youngest principal when he was only Biden has not made a final offer, the Post reports, citing people close to the president-elect, but he met virtually with Cardona on Monday, alone with future first lady Jill Biden and Vice President-elect Kamala Harris.
Biden has pledged to pick someone with a background in public education to the Education Department, and Cardona is seen as more of a thanksgiving chat adults friend line candidate than Biden's other rumored finalist, Howard University's Sommething Fenwick, who is a sharp critic of testing-based ability and other business-style education policies. He has been endorsed by chay Congressional Hispanic Caucus.
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Randi Weingarten, president of the American Federation of Teachers, called him as a "very, very solid" candidate. More stories from theweek. Trump is reportedly teen chatting free on 'virtually every person around him' 8h ago Why it matters that the coronavirus is changing — and what this means for vaccine effectiveness A new variant of SARS-CoV-2 is spreading rapidly in the United Kingdom, with over 1, cases since September.
If this new kkorean of the virus is here to stay, as it appears to be, what does that mean? Will this new version of the virus replace the old one? Will it be easier to catch? And, most important, will the current vaccines still be effective?
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This interests me because I am an evolutionary microbiologist who studies the link between the transmission and evolution of infectious diseases. In particular, I spend a lot of time considering the effects of vaccines on pathogen evolution and the effects of pathogen evolution on the impact of vaccines.
Eight of these 23 mutations affect the spike protein. This matters because the spike protein enables the virus to enter human cells, and it is a key target of our immune response, both in fighting off the virus during infection and in protecting us from disease following vaccination with the Pfizer and Moderna vaccines. If the changes to the spike protein help the virus enter human cells more easily, then the virus could be free live chat with desperate girls from person to person more readily.
Samples of the new virus isolated from patients suggest that this variant has been increasing in relative frequency over the past three months. The increase in frequency is concerning, as it suggests — but does not prove — that the B.
While these estimates are consistent with the data, llocal is entirely too early to make a definitive conclusion. If this increase in transmissibility is confirmed, it might be due to of the mutations in the spike protein allows it to rolm more tightly to the ACE2 receptor, which provides a gateway for the virus to enter human cells. But it might also be due to any of the other changes to the virus. Is it more dangerous? If so, why? If the new version, B.
However, I am not aware of good evidence that there is any difference in severity of disease caused by somthing new version of this virus compared with the older one. That said, with so few known cases, it may still be too early to say. Will the Pfizer and Moderna vaccines still be effective against this new strain?
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Both the Pfizer and Moderna vaccines work by training our immune systems to recognize a specific version of the viral spike protein. The version of the spike protein used by the vaccines was deed to match that of the ssomething virus, not that of the B.
This means that the vaccines might become less effective than expected should this new virus spread widely. Cat mismatch is an ongoing challenge for scientists charged with developing the seasonal flu vaccine. But even with a virus-vaccine mismatch, the flu vaccine reduces the likelihood, and the severity, of disease.
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The question is therefore not whether the vaccines will be effective, but rather how effective they will be. Korena severity of the mismatch matters, but real vancouver live chat kostenlos sex only way to determine its impact in this case is through scientific study, and to my knowledge, no data on that has yet been collected.
Should people still get the new mRNA vaccine? The appearance of this new B. If this new version is more transmissible, or if the vaccine is less effective because of a virus-vaccine mismatch, more people will need to be vaccinated to achieve herd immunity and get this disease under control. Moreover, we now have proof that the spike protein of SARS-CoV-2 oocal change drastically in a short time, and so it is critical that we get the virus under control to prevent it from evolving further and completely undermining vaccination efforts.
This article is republished from The Conversation, a nonprofit news site dedicated to sharing ideas from academic experts. It was written by: David Kennedy, Penn State.
The Chinese government claims sovereignty over most of the South China Sea, directly disputing the territorial claims of reefs, islands and waters by its smaller regional neighbours. Scott Gottlieb believes the new variant of the coronavirus found in the United Kingdom is "already in the U. The mutation is thought to be up to 70 percent more transmissible, and because of it, more than 40 countries have banned travel to and from the U.
The former Food and Loxal Administration commissioner told CNBC's Shepard Smith on Monday that at this point, he does not believe a travel ban "is going to prevent this mutated strain from coming into the United States. We're going to have an epidemic that continues to build over the course of the next three or four weeks, we'll reach a zex, and then we'll start to see infection rates decline as we see vaccinations get rolled out.
The more infections you have, the more chances that these variants loca, to propagate. Trump is reportedly turning on 'virtually every person around him' 14h ago.