Employees work at a high-performance membrane manufacturing enterprise on October 21, 2025 in Lianyungang, Jiangsu Province of China.經濟, 中國
Transmission electron micrograph of HIV-1 virus particles from infected H9 cells, produced in cell culture. The particles exhibit two stages of...
stem cells interacting with a dna helix, showcasing advanced genetic research and biotechnology - 膜 個照片及圖片檔細胞, 人體細胞, 癌症
Head herpetologist, Geofrey Maranga, uses a pipette to collect droplets of venom on a membrane covering a beaker containing venom from a African Puff...
Un laborantin pèse une membrane de filtration des matières en suspension dans des échantillons d'eaux usées, le 31 mai 2005 dans le laboratoire de...
Un laborantin constate la présence de traces de particules en suspention sur une membrane de filtration après passage d'un échantillon d'eau épurée,...
drops of green and pink liquid with small raised white bubbles mix on a white canvas. - 膜 個照片及圖片檔顯微鏡, 剪裁圖, 水滴
cross section biomedical illustration of peritoneal dialysis using the peritoneum as a filter with catheter inserted through abdomen - 膜 幅插畫檔、美工圖案、卡通及圖標腹膜透析, 膀胱, 插圖
The arteries of the forearm and hand include: the inferior profunda, anastomotica magna, posterior ulnar recurrent, anterior ulnar recurrent, common...韌帶, 前臂
roofer preparing part of bitumen roofing felt roll for melting by gas heater torch flame - 膜 個照片及圖片檔屋頂, 房屋, 安裝
simple squamous epithelium. mesothelium, surface view, 250x. shows: simple squamous cells connected (sometimes called pavement epithelium), nuclei, cytoplasm, and cell membranes. found in the mesentery. - 膜 個照片及圖片檔細胞, 動物, 科學顯微圖片
simple squamous epithelium. mesothelium, surface view, 250x. shows: simple squamous cells connected (sometimes called pavement epithelium), nuclei, cytoplasm, and cell membranes. found in the mesentery. - 膜 個照片及圖片檔細胞, 簡單
liver cells, eukaryotic cell, 250x. shows: nucleus, cytoplasm, plasma membrane. amphiuma (salamander, siren) - 膜 個照片及圖片檔細胞, 細胞核, 真核細胞
muscular artery and vein in cross section showing layers or tunics, (magnification x 50). the muscular artery shows the tunica intima and internal elastic membrane, the tunica media (smooth muscle), and the tunica adventitia. the vein has a thinner w - 膜 個照片及圖片檔細胞, 室內
arteriole, the smallest artery on human scalp (magnification x250) this arteriole shows all three tunics (or layers). smooth muscle cells are prominent in the tunica media. the tunica intima shows the endothelium and nuclei. by vasoconstriction and va - 膜 個照片及圖片檔顯微鏡, 細胞, 摄影
human simple cuboidal epithelium. single kidney tubule in cross section, (magnification x250) this tubule is part of the nephron. also shows lumen and blue connective tissue. mallory stain. - 膜 個照片及圖片檔
neuromuscular junctions, motor neurons, skeletal muscle fibers (cells) 25x at 35mm - 膜 個照片及圖片檔人體神經系統, 肌肉, 科學顯微圖片
roofer preparing part of bitumen roofing felt roll for melting by gas heater torch flame - 膜 個照片及圖片檔屋頂, 修理, 專長
roofer preparing part of bitumen roofing felt roll for melting by gas heater torch flame - 膜 個照片及圖片檔屋頂
