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单词 biotin
释义
biotin
noun[U]
uk
/ˈbaɪ.ə.tɪn/us
/ˈbaɪ.ə.tɪn/
aBvitamin(= one of agroupofnaturalsubstancesnecessaryfor goodhealth)foundinfoodssuch aseggs,liver(= ananimalorgan), andyeast(= afungusthat makesbreadrise). Ithelpsthebodyusefatsandcarbohydratesand isimportantforhealthyhair,nails, andskin:
Peanutbuttercontainssignificantamountsof the Bvitamins,niacinand biotin, whichplayanimportantroleinreleasingenergyandmaintainingahealthyskinandnervoussystem.
Synonyms
vitamin B7
vitamin H
More examples
  • Biotin isinvolvedin thebasicmetabolismof allorganisms.
  • Thisenzymedeficiencyisfoundin about 1 in 60,000 newborns and can betreatedwithdailydosesof biotin.
  • OtherimportantnutrientsincludevitaminsD, C, B6, K and biotin (foundinliver, wholegrains,eggs,fishandnuts).
  • Gelatine and biotinhelppromotehealthynailgrowthbyactingat thebaseof thenailwherenailgrowthbegins.
  • Biotin mayevenstimulatenewhairgrowthif thehairlosscan betracedto a biotindeficiency.
SMART Vocabulary: related words and phrases
Vitamins & minerals
  • ascorbic acid
  • B vitamin
  • bioflavonoid
  • carotene
  • folate
  • niacin
  • Omega-3
  • retinol
  • riboflavin
  • sup
  • vitamin
  • vitamin A
  • vitamin B1
  • vitamin B12
  • vitamin B7
  • vitamin B complex
  • vitamin C
  • vitamin D
  • vitamin E
  • vitamin H
See more results »
(Definition ofbiotinfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofbiotin

biotin
To make such particles, solutions containing streptavidin coated polystyrene particles andbiotincoated gold nanoparticles (1-5 nm diameter) are mixed.
From theCambridge English Corpus
The different, labeled amino acids in the figure all contribute to the totalbiotinbinding energy.
From theCambridge English Corpus
This is denatured and hybridized with abiotin-labelled oligonucleotide 'capture probe' designed to anneal to a specific internal sequence of the fragment in question.
From theCambridge English Corpus
The reaction was revealed withbiotin-avidin peroxidase system.
From theCambridge English Corpus
Sensing discrete streptavidin-biotininteractions with atomic force microscopy.
From theCambridge English Corpus
Once the particles are trapped, streptavidin is introduced in solution at the trap location and bond with thebiotinon the particles.
From theCambridge English Corpus
It is to these moieties (biotin-steptavidin) that signal-generating systems attach to.
From theCambridge English Corpus
It is assumed that much smallerbiotin-derivatized molecules can easily collect together at this density.
From theCambridge English Corpus
In this system, the 5h-end of an oligonucleotide linked tobiotinwas used as the primer in the sequencing reaction.
From theCambridge English Corpus
The dark stained parts indicate thebiotin-streptavidin complex.
From theCambridge English Corpus
Recently a number ofbiotinderivatives have become commercially available, and they have various different binding characteristics.
From theCambridge English Corpus
The profiles revealed that the individual spots bound to one or bothbiotinderivatives.
From theCambridge English Corpus
In this case the limiting factor is the low surface density of thebiotinligands.
From theCambridge English Corpus
In contrast, quantities of high molecular weight,biotin-labelled surface proteins increased with greater centrifugal force, indicating labelling of otherwise inaccessible residues.
From theCambridge English Corpus
Before use, the labeled probes were precipitated with ethanol, then washed to remove unincorporatedbiotin-labeled nucleotides.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/biotin##
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更新时间：2025/2/10 23:00:07