Chemotherapy can: 1  Make a tumor smaller before surgery or radiation therapy. This is called neo-adjuvant chemotherapy. 2  Destroy cancer cells that may remain after surgery or radiation therapy. This is called adjuvant chemotherapy. 3  Help radiation therapy and biological therapy work better.
Guinness world records has listed Brazilian Wandering Spider as the most poisonous spider in the world. They wander the floor at night rather maintaining a web or residing in a lair. During the day time, they will hide under the fallen logs, termite mounds, under the rocks and even in a banana plant.
Can a spider bite from the biggest spider poison a human being? Big spiders look scary, but are they also poisonous? Here are two of the largest recorded spiders in recent history. The biggest spider as listed in the Guinness Book of World Records is the male Goliath bird-eating spider, which belongs to the tarantula spider family. Its scientific name is Theraphosa blondi. The largest Goliath bird-eating spider was collected at Rio Cavro, Venezuela in April 1965 by members of the Pablo San Martin expedition.