el virus del ebola puede resistir dentro del esperma de ciertos supervivientes de la infeccion al menos por nueve meses mas de lo que estimaban los... - 微生物學家 個影片檔及 b 捲影像01:06
kailahun una pequena localidad de sierra leona es el epicentro del peor brote conocido del virus del ebola que los virologos denominan la zona... - 微生物學家 個影片檔及 b 捲影像00:51埃博拉病毒
scientist in laboratory dressed in a hazmat suit exchanging the research findings with a co-worker - 微生物學家 個影片檔及 b 捲影像00:21
scientist in laboratory dressed in a white hazmat suit exchanging the research findings with a co-worker - 微生物學家 個影片檔及 b 捲影像00:13
scientist in laboratory dressed in a hazmat suit looking into a microscope to research the virus sample to create a vaccine - 微生物學家 個影片檔及 b 捲影像00:11
scientist in laboratory dressed in protective gear looking into a microscope to research the sample to create a vaccine and discussing with a coworker - 微生物學家 個影片檔及 b 捲影像00:14
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample to create a vaccine and discussing with a coworker - 微生物學家 個影片檔及 b 捲影像00:21
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample to create a vaccine - 微生物學家 個影片檔及 b 捲影像00:13
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample - 微生物學家 個影片檔及 b 捲影像00:15
scientist in laboratory dressed in protective gear looking into a microscope to research the sample - 微生物學家 個影片檔及 b 捲影像00:23
scientist in laboratory looking into a microscope to research the sample to create a vaccine partially obscured by conical flasks - 微生物學家 個影片檔及 b 捲影像00:07
scientist in laboratory looking into a microscope to research the virus sample to create a vaccine partially obscured by conical flasks - 微生物學家 個影片檔及 b 捲影像00:08
diverse team of scientists working in laboratory. looking into a microscope to research the virus sample - 微生物學家 個影片檔及 b 捲影像00:05
diverse team of scientists working in laboratory. looking into a microscope to research the virus sample to create a vaccine - 微生物學家 個影片檔及 b 捲影像00:12
doctor in a white lab coat working in laboratory and passing the diverse team of scientists at work - 微生物學家 個影片檔及 b 捲影像00:06
doctor in a white lab coat working in laboratory and examining a clipboard. researching to create vaccines and cures for viral infections and consulting with the team - 微生物學家 個影片檔及 b 捲影像00:10
doctor in a lab coat working in laboratory and examining a clipboard. researching to create vaccines and cures for viral infections and consulting with a co-worker - 微生物學家 個影片檔及 b 捲影像00:07
doctor in a white lab coat working in laboratory and examining a clipboard. researching to create vaccines and cures for viral infections and consulting with a co-worker - 微生物學家 個影片檔及 b 捲影像00:10
doctor in a white lab coat working in laboratory and examining a clipboard. researching to create vaccines and cures for viral infections - 微生物學家 個影片檔及 b 捲影像00:08
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample. writing down notes on the clipboard - 微生物學家 個影片檔及 b 捲影像00:07
scientist in laboratory dressed in protective gear looking into a microscope to research the sample to create a vaccine. writing down notes on the clipboard - 微生物學家 個影片檔及 b 捲影像00:07
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample to create a vaccine. writing down notes on the clipboard - 微生物學家 個影片檔及 b 捲影像00:08
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample. writing down notes - 微生物學家 個影片檔及 b 捲影像00:14
scientist in laboratory dressed in protective gear looking into a microscope to research the sample to create a vaccine. writing down notes - 微生物學家 個影片檔及 b 捲影像00:12
scientist in laboratory dressed in protective gear looking into a microscope to research the virus sample to create a vaccine. writing down notes - 微生物學家 個影片檔及 b 捲影像00:15
scientist hand holding and observing floating black death plague bacteria cell in laboratory, biotechnology research concept, 3d animation - 微生物學家 個影片檔及 b 捲影像00:15
vertical view of scientist hand holding and observing floating black death plague bacteria cell in laboratory, biotechnology research concept, 3d animation - 微生物學家 個影片檔及 b 捲影像00:15
vertical view of scientist hand holding and observing floating black death plague bacteria cell in laboratory, biotechnology research concept, 3d animation - 微生物學家 個影片檔及 b 捲影像00:15
scientist hand holding and observing floating black death plague bacteria cell in laboratory, biotechnology research concept, 3d animation - 微生物學家 個影片檔及 b 捲影像00:15黑死病
pathologist examining samples in microscope slides while writing down results in a book - 微生物學家 個影片檔及 b 捲影像00:17
pathologists working in a lab looking at a petri dish with a cultured cell talking while taking notes on digital tablet - 微生物學家 個影片檔及 b 捲影像00:12
female doctor looking at samples in microscope slides under a microscope at a hospital - 微生物學家 個影片檔及 b 捲影像00:24
male pathologist analyzing a sample under a microscope at a lab while taking notes - 微生物學家 個影片檔及 b 捲影像00:15
healthcare worker analyzing samples under a microscope using protective workwear at a lab - 微生物學家 個影片檔及 b 捲影像00:15
doctor asking a lab technician for a patients results while he is analyzing samples under a microscope - 微生物學家 個影片檔及 b 捲影像00:11
the ebola outbreak in eastern democratic republic of congo is spreading at a speed never before observed in the country, according to renowned... - 微生物學家 個影片檔及 b 捲影像06:48埃博拉病毒
two scientists wearing face masks discussing research results at microscope in laboratory - 微生物學家 個影片檔及 b 捲影像00:09
senate homeland security and governmental affairs committee chairman rand paul of kentucky says opening a hearing with former national institute of... - 微生物學家 個影片檔及 b 捲影像01:28
asian female scientist wearing protective goggles analyzes test tubes containing blood samples. her colleague is working in the background - 微生物學家 個影片檔及 b 捲影像00:06
young asian female biochemist in protective gear carefully examining a test tube with a blood sample. serious scientist working in a modern laboratory - 微生物學家 個影片檔及 b 捲影像00:07
female scientist using microscope and writing notes on clipboard in laboratory - 微生物學家 個影片檔及 b 捲影像00:13
focused female researcher in a lab coat and protective gloves performing medical or chemical analysis while using a modern microscope - 微生物學家 個影片檔及 b 捲影像00:08
focused female geneticist in a lab coat and safety goggles studying a 3d model of a dna molecule on her computer and taking notes - 微生物學家 個影片檔及 b 捲影像00:09
female microbiologist writing on a clipboard in a lab. woman researcher working on a scientific experiment, analyzing test results in a clinic - 微生物學家 個影片檔及 b 捲影像00:07
