Colectomy: An operation to remove all or part of the colon (large intestine). In a partial colectomy, the surgeon removes only part of the colon. The bowel is then reconnected or an opening of the bowel (ostomy) is created on the abdominal wall to allow the contents of the bowel to exit from the body. Colectomy may be needed for treatment of diverticulitis, benign polyps of the colon, and cancer of the colon.
A cause of crampy abdominal pain in early infancy. Colic is a common condition, occurring in about 1 in 10 babies. An infant with colic is irritable, cries, and often has a rigid abdomen and draws up its legs. Overfeeding, undiluted juices, food allergies, and stress can aggravate colic. Colic usually lasts from early infancy […]
Colinearity: 1. In general, the arrangement of one sequence in the same linear order as another sequence. 2. In developmental genetics, the arrangement of genes on chromosomes in the same order as they are activated along the body axis during development, a principle discovered in 1957 by Edward Lewis. 3. In molecular genetics, the correspondence […]
- Messenger RNA
Messenger RNA: The key intermediary in gene expression, which translates the DNA’s genetic code into the amino acids that make up proteins. Abbreviated mRNA.
Inflammation of the large intestine (the colon). There are many forms of colitis, including ulcerative colitis, Crohn’s disease, infectious, pseudomembranous, and spastic. For example, intermittent rectal bleeding, crampy abdominal pain and diarrhea can be symptoms of ulcerative colitis. Diagnosis can be made by direct visualization using (sigmoidoscopy or colonoscopy) which is the most accurate test. […]
- Colitis, amebic
Colitis, amebic: Amebic dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba histolytica), a single-celled parasite transmitted to humans via contaminated water and food. “Ameba” is from the Greek “amoibe” meaning “change” because amebae constantly change shape.