extreme close-up of human blood under microscope background - vein stock videos & royalty-free footage00:34
red blood cells flowing through the blood stream - 4k resolution - vein stock videos & royalty-free footage00:11
1980 microscopic close up blood traveling through veins - vein stock videos & royalty-free footage00:13
medical syringe with blood in laboratory for experiment , medical concept , 4k(uhd) - vein stock videos & royalty-free footage00:10
animation zoom in blood flowing through veins to beating heart - vein stock videos & royalty-free footage00:10
female doctor visiting female senior patient at home and checking her swollen legs - vein stock videos & royalty-free footage00:10
1980 microscopic close up blood traveling through veins - vein stock videos & royalty-free footage00:09
female doctor visiting her elderly patient at her house for medical check - vein stock videos & royalty-free footage00:24
animation blood flowing through arteries / artery becoming blocked - vein stock videos & royalty-free footage00:12
mutating blue human cell seen through a microscope background - vein stock videos & royalty-free footage00:22
angiography of the chest of a 75-year-old heart failure patient wearing a pacemaker/defibrillator. - vein stock videos & royalty-free footage00:05
cells seen through a microscope exploding like a supernova background - vein stock videos & royalty-free footage00:13
close-up of a adult man doing exercise in gym, delhi, india - vein stock videos & royalty-free footage00:14
close-up showing the expressive hand gestures of a middle-aged man clenching his fists, uk. - vein stock videos & royalty-free footage00:25
close shot on the leaves of a banana tree in a greenhouse, backlit by a spotlight. - vein stock videos & royalty-free footage00:24
underside of large green leaves of plant in greenhouse - vein stock videos & royalty-free footage00:26
clogged arteries or atherosclerosis in the human heart - vein stock videos & royalty-free footage00:12
hands wearing protective white rubber gloves of a medical technologist performing venipuncture on blood vessel on the arm to collect blood from the patient for medical testing and analyzing at a medical laboratory. - vein stock videos & royalty-free footage00:22
electron microphotography clearly shows the three cellular components of blood and how blood cells are manufactured in the bone marrow. shows how the... - vein stock videos & royalty-free footage00:35
human cardiovascular circulatory system: green background - vein stock videos & royalty-free footage00:30