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IBL/Testosterone Luminescence Immunoassay/RE62031/

价格
¥4740.00
货号:RE62031
浏览量:127
品牌:IBL
服务
全国联保
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商品描述
Kitsize12x8
MethodLuminescenceImmunoassay
Incubationtime1x4h,1x10min
Standardrange6.4-760pg/mL
Specimen/Volumes50µLsaliva/withoutextraction
Substrate/isotopeAcridiumbased
RegulatoryStatus:EU:CE,CDN:IVD
Detailsfor: TestosteroneLuminescenceImmunoassay
LuminescenceImmunoassayforthequantitativedeterminationoffreetestosteroneinsalivaandoftotaltestosteroneindilutedserum.Measurementoftestosterone(amalesexhormone)isusedinthediagnosisandtreatmentofdisordersinvolvingthemalesexhormones(androgens),includingprimaryandsecondaryhypogonADIsm,impotenceinmalesandinfemaleshirsutism(excessivehair)andvirilization(masculinization)duetotumors,polycysticovariesandadrenogenitalsyndromes.

Testosterone,aC19-Steroid,isthemosteffectivenaturalhormoneinthefamilyofandrogens.Inmales,itismainlyproducedintheLeydigcellsofthetestes,onlyasmallamountisproducedintheadrenalcortex.Onthewhole,adultmaleshave10to20foldhighertestosteroneplasmaconcentrationsthanfemales.
Inthecirculation,themainpartoftestosteroneisboundtoplasmaproteinslikesexhormonebindingglobuline(SHBG)andalbumine.Only1–2%ofthetestosteroneisunboundandthereforeBIOLOGicallyactive.
Thefreetestosteroneisreleasedviathesalivaryglands.Intheircellsagreatpartofthehormoneistransformedto5a-Dihydrotestosterone.Nevertheless,theconcentrationoftestosteroneinsalivareflectstheleveloffreetestosteroneinplasma.
Testosteronelevelsinfemalesshouldbemeasuredinpatientshavingclinicalsymptomsofvirilismcausedbytheadrenogenitalsyndrome,thepolycysticovarysyndromeorneoplasmsoftheadrenalcortexortheovaries.Duetothefluctuations,repeatedmeasurementsarerecommended.Atherapywithandrogensuppressivedrugscanbefollowedupbytakingcontrols.
Inmenwithsignsofprimaryorsecondaryhypogonadism,confirmatorytestosteronelevelscanbedetermined.
Testosteronetogetherwithcortisollevelsinstressresearchandsportsmedicinerepresentsausefulparameter.Duetothemanyfactorsthatmayinfluencethetestosteronelevels,itisinsomesituationsadvisabletotakeaprofile.Thereforemeasuringthefreetestosteroneinsalivaisaconvenientmethod,duetotheeasiersamplecollectionwithoutrepeatedvenipunctures.

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www.saliva-diagnostics.com.
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