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| ProductName | NormalSemenSamples-Donor50+YearsOld |
| Source | SingleHumanDonor |
| CatalogueNumber | 991-04-AS4 |
| Form | Liquid |
| SampleSize | 1donorx>1mL Note:Eachsamplewouldbefromauniquedonor. |
| DonorGender | Male |
| DonorAge | Reported |
| DonorRace | Reported |
| DonorMedicalHistory | Availablebyrequest |
| Preservatives | None(Availablebyrequest) |
| SpecialCollections | Availableonrequest |
| AdditionalInfo | Thisproductdoesnotcontaincryopreservatives.Asaresult,itmaynotcontainviablespermatozoa. |
| Storage | -20°C |
| Recertification | N/A |
| UNSPSCcode | 51131907 |
| Synonyms | Seminalfluid,sperm,spermatozoa,ejaculate,seed,germ,jism |
LeeBiosolutionsistheleADIngcollectoranddistributorofhumanBIOLOGicalfluidsandtissuesforproteinisolation,diagnosticmanufacturingandmedicalresearch.Ourlaboratoryisequippedtohandlespecificrequestsforisolationofcells,proteins,poolingrequirementsorspecificaliquotsofbiologicalspecimens.AbriefbreakdownofourdonorcollectioncapABIlitiescanbefoundhere:
BiologicalFluidCollectionMenu
BiologicalTissueCollectionMenu
.
LeeBiosolutionsfollowsallHIPAAguidelinesforourdonors.45CFRParts160,162,164.
Duringtheprocessofejaculation,spermpassesthroughtheejaculatoryductsandmixeswithfluidsfromtheseminalvesicles,theprostate,andthebulbourethralglandstoformthesemen.Theseminalvesiclesproduceayellowishviscousfluidrichinfructoseandothersubstancesthatmakesupabout70%ofhumansemen.Theprostaticsecretion,influencedbydihydrotestosterone,isawhitish(sometimesclear),thinfluidcontainingproteolyticenzymes,citricacid,acidphosphataseandlipids.Thebulbourethralglandssecreteaclearsecretionintothelumenoftheurethratolubricateit.
Sertolicells,whichnurtureandsupportdevelopingspermatocytes,secreteafluidintoseminiferoustubulesthathelpstransportspermtothegenitalducts.Theductuliefferentespossesscuboidalcellswithmicrovilliandlysosomalgranulesthatmodifythesemenbyreabsorbingsomefluid.Oncethesemenenterstheductusepididymistheprinciplecells,whichcontainpinocytoticvesselsindicatingfluidreabsorption,secreteglycerophosphocholinewhichmostlikelyinhibitsprematurecapacitation.Theaccessorygenitalducts,theseminalvesicle,prostateglands,andthebulbourethralglands,producemostoftheseminalfluid.
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