Have something that has got viral it just very excited there antibodies vertebrates including humans have antibodies as part of the adaptive immune system. When were infected with the sars kovi to virus certain cells called antigen presenting cells identify the pathogen and then take in and display some of its proteins on their surface. That activates t. Help of cells which trigger various immune responses. For instance size or toxic t. Cells are deployed to kill infected cells. And lymphocytes are stimulated to produce antibodies which bind to the virus and prevent them from infecting further cells. And llamas they appear to have rather special kinds of antibodies. Dark eyes. Lash is to die for a crooked pair of ears and spindly legs this is winter shes just 4 years old but she already has plenty of confidence she knows shes got the stuff to save the world. Like the best the plan have to say she always put yourself forward its just her character. For me shes a diva an animal that make
Ive come here because i want to spend some time in the mountains 1st on site and later on foot. Traffic but there is one of germanys most popular tourist destinations the regions incredible variety of landscapes make it a paradise for those seeking a more active holiday so it looks like im going to get a lot of exercise and while im here and while im at it i want to find out the ways in which the coronavirus pandemic and Climate Change are affecting tourism here in the alps. What are the challenges of mass tourism poses to this mountainous region. One big draw are the many fanciful castles built by king to take the 2nd. But will also visit dubrovnik word check in viewer will show us how the corona crisis is affecting her hometown. My destination is the shot in a scenic point in the Mountain Range the 2nd had a house built up there for the 1st leg of the journey ive reserved a bike. Find a cold welcome. To make the climb a little easier ive decided to rent an. Bus and then is there anyt
Was told wanted to be a teacher. He was studying at the i. O. C. Not a Teacher Training College in the mexican state of ghetto. But one bullet changed everything. This footage shows the fateful moment. Ill go and around 50 other students had commandeered public buses to get back to the college after a demonstration such actions arent unusual in parts of mexico. Suddenly Police Stopped the bus and then opened fire on the arm students hit by a bullet fell to the ground. 6 students were shot dead 2 more were seriously wounded. 43 students all the aged between 18 and 23 were abducted theyve never been seen since just like thousands of others in mexico. A number of Police Officers were subsequently arrested accused of carrying out the murders a number of the weapons used in those crimes were German Military grade 36 Assault Rifles made by heckler and koch. But the German Government hadnt approved their export to this region so how did they get there. A court in the city of trick got took up
Town this is where it. Welcome to the 77 percent. This weekend on the d w. I. This week gone world stories. Street vendors are back in china. Learning to dance with distance but we start in south africa Animal Welfare activist spear that poaching is on the rise many people have lost their jobs since the coronavirus walk down began and are desperately trying to find ways to feed their families. Hardly anything left of this rhinoceros poachers tried it about a week ago and cut off its own investigators found 2 shell cases but collecting any solid evidence is difficult considering how you had got here before them. One get used to a lot of things you can get used to to the spot in the dead animals but you can never get used to the carnage. You always feel bad when you when you see this especially now that rhino numbers has decreased over the last couple of years and you know that that this is just one of not many left. That like she said. Most of the worlds 20000. 00 rhinos live in south a