Cold, common
Cold, common: A contagious viral upper respiratory tract infection. The common cold can be caused by many different types of viruses, and the body can never build up resistance to all of them. For this reason, colds are a frequent and recurring problem. Going out into cold weather has no effect on causing a cold. Antibiotics do not cure or shorten the duration of the illness.
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- Cold, summer
Cold, summer: A popular term for hay fever. Although the symptoms of a “summer cold” may be similar to those of a real cold, the term “summer cold” is a misnomer. Unlike a real cold, it is not caused by a virus but by allergy. It is therefore also called allergic rhinitis, a runny nose […]
- Colectomy
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. […]
- Colic
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
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.