In biology textbooks, the endoplasmic reticulum is often portrayed as a distinct, compact organelle near the nucleus, and is ...
Cellular transfer RNAs (tRNAs) are synthesized in the nucleus and can be modified there or in the cytosol to create ... the endoplasmic reticulum (ER) lumen. Once in the ER lumen, carboxamide ...
Mucispirillum (green) and Salmonella (pink) in the intestinal lumen. Other bacteria are shown in blue, the gut epithelium in red. Disclaimer: AAAS and EurekAlert! are not responsible for the ...