Zinare mai launi

Colloidal zinariya nanoparticlesmasu fasaha sun yi amfani da su tsawon ƙarni saboda suna hulɗa da haske mai gani don samar da launuka masu haske.Kwanan nan, an yi bincike da kuma amfani da wannan kaddarorin na musamman na photoelectric a cikin manyan fasahohin fasaha kamar kwayoyin halitta na hasken rana, firikwensin firikwensin, magungunan warkewa, tsarin isar da magunguna a aikace-aikacen ilimin halitta da na likita, masu gudanar da lantarki, da catalysis.Ana iya daidaita kaddarorin gani da lantarki na gwal nanoparticles ta hanyar canza girman su, siffar su, sunadarai na saman da yanayin tarawa.

Maganin zinari na colloidal yana nufin sol na gwal tare da diamita mai tarwatsewa tsakanin 1 zuwa 150 nm.Yana cikin tsarin nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in) yana samuwa, kuma launi shine orange zuwa purple.Yin amfani da zinari na colloidal a matsayin alama don immunohistochemistry ya fara a 1971. Faulk et al.An yi amfani da microscope na lantarki immunocolloidal zinariya tabon (IGS) don lura da Salmonella.

Wanda aka yiwa lakabi da antibody na biyu (doki anti-human IgG), an kafa hanyar tabon zinare kai tsaye.A cikin 1978, geoghega ya gano aikace-aikacen alamomin zinare a matakin madubi mai haske.Aikace-aikacen zinari na colloidal a cikin immunochemistry kuma ana kiransa immunogold.Bayan haka, masana da yawa sun ƙara tabbatar da cewa zinari na colloidal na iya ɗaukar sunadaran sunada ƙarfi da sauri, kuma aikin nazarin halittu na furotin bai canza sosai ba.Ana iya amfani dashi azaman bincike don madaidaicin matsayi na saman tantanin halitta da polysaccharides intracellular, sunadaran, polypeptides, antigens, hormones, acid nucleic da sauran macromolecules na halitta.Hakanan za'a iya amfani da shi don maganin rigakafi na yau da kullun da kuma ganowar immunohistochemical, don haka a cikin ganewar asibiti Kuma aikace-aikacen gano miyagun ƙwayoyi da sauran al'amura sun kasance masu daraja sosai.A halin yanzu, tabon immunogold a matakin na'urar microscope na lantarki (IGS), tabon immunogold a matakin haske na haske (IGSS), da speckle immunogold a matakin macroscopic suna ƙara zama kayan aiki masu ƙarfi don binciken kimiyya da ganewar asibiti.