As well as using eye drops, dry eyes can be helped by taking a supplement of omega 3,6 and 9. Sjogrenâs syndrome: An auto-immune condition affecting around half a million people in the UK, this causes the body to attack its own moisture-producing glands, leading to abnormal dryness of the eyes, says Mr Allamby.
The endoplasmic reticulum (ER) is a network of membrane-enclosed tubules and sacs (cisternae) that extends from the nuclear membrane throughout the cytoplasm (Figure 9.1).
The endoplasmic reticulum (ER) is an organelle that appears in all eukaryotic cells, usually surrounding the nucleus. The ER is made of a series of membranes that extend throu â¦ ghout the jelly-like cytoplasm and kind of form a maze. The ER's main function is to manufacture and transport materials to other places.