JSTOR Daily3y
HeLa cells, immortal human epithelial cancer cell line, SEM
False-coloured scanning electron micrograph of two HeLa cells. Long projections (filopodia) extend out from both cells and are used to explore the cell's immediate environment. HeLa cells are an ...
EurekAlert!2y
SEM image of human cell infected with SARS-CoV-2 (IMAGE)
Caption Colorized scanning electron micrograph of a cell (purple) infected with a variant strain of SARS-CoV-2 virus particles (pink), isolated from a patient sample. Image captured at the NIAID ...
Brain cells mimic muscle signaling to enhance learning and memory
This influx of calcium at the contact site attracts and activates a kinase called CaMKII, a protein known to be important in ...
Invisible alliances: Kingdoms collide as bacteria and cells form captivating connections
In biology textbooks, the endoplasmic reticulum is often portrayed as a distinct, compact organelle near the nucleus, and is commonly known to be responsible for protein trafficking and secretion. In ...
EurekAlert!8mon
SEM image of lesions in cell membranes of S. aureus (IMAGE)
A magnification (500 nm) of damaged S. aureus cells is indicated in the red block.