CYSTINE

Pronunciation (US):

(GB):

 Dictionary entry overview: What does cystine mean? 

• CYSTINE (noun)
  The noun CYSTINE has 1 sense:

1. a crystalline amino acid found in proteins (especially keratin); discovered in bladder stones

  Familiarity information: CYSTINE used as a noun is very rare.

 Dictionary entry details 

• CYSTINE (noun)

Sense 1

Meaning:

A crystalline amino acid found in proteins (especially keratin); discovered in bladder stones

Classified under:

Nouns denoting substances

Hypernyms ("cystine" is a kind of...):

amino acid; aminoalkanoic acid (organic compounds containing an amino group and a carboxylic acid group)

 Context examples 

This protein is involved in the exchange of anionic amino acids and has a high specificity for anionic forms of cystine and glutamate.

(Cystine/Glutamate Transporter Protein, NCI Thesaurus)

The determination of the amount of cystine present in a sample.

(Cystine Measurement, NCI Thesaurus)

An autosomal recessive hereditary disorder characterized by defective transportation of cystine across the lysosomal membranes and systemic deposition of cystine crystals in the body.

(Cystinosis, NCI Thesaurus)

Lysosomal storage disorders of unknown molecular defect, characterized by widespread deposition of cystine crystals in reticuloendothelial cells.

(Cystinosis, NLM, Medical Subject Headings)

It is characterized by deficient re-absorption of cystine in the proximal tubules of the kidney.

(Cystinuria, NCI Thesaurus)

A measurement of the cystine crystals present in a biological specimen.

(Cystine Crystal Measurement, NCI Thesaurus/CDISC)

A measurement of the cystine in a biological specimen.

(Cystine Measurement, NCI Thesaurus/CDISC)

A non-essential sulfur-containing amino acid in humans, related to cystine, Cysteine is important for protein synthesis, detoxification, and diverse metabolic functions.

(Cysteine, NCI Thesaurus)

This prevents the accumulation of cystine crystals in the lysosomes of patients with cystinosis, which can cause considerable damage and eventual destruction of the cells, particularly in the kidneys.

(Cysteamine Bitartrate, NCI Thesaurus)

The determination of the amount of cystine crystals present in a sample.

(Cystine Crystal Measurement, NCI Thesaurus)