<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.utafiti mpya unaonyesha kuwa majaribio ya chanjo ya ebola ambayo imefanyiwa kwa tumbili yanaweza kufanya kazi kwa wiki tano au hadi miezi 10 kama ikitumiwa kikamilifu.  <response>: meanwhile, new studies indicate an experimental ebola vaccine, which is being tested on monkeys, can work for five weeks or up to 10 months if used in conjunction with a booster shot. 