Vim li cas qhov nruab nrab liab ntxiv rau cov qauv poov xab?
Vim li cas qhov nruab nrab liab ntxiv rau cov qauv poov xab?

Video: Vim li cas qhov nruab nrab liab ntxiv rau cov qauv poov xab?

Video: Vim li cas qhov nruab nrab liab ntxiv rau cov qauv poov xab?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
Anonim

liab yellow Piav: Neutral liab diffuses rau hauv poov xab cell thiab tig liab vim cov kua dej intracellular yog acidic.

Tsis tas li ntawd kom paub yog, xim dab tsi yuav qhov nruab nrab liab stain yog tias nws nyob hauv cov poov xab?

Lub acidity ntawm sab hauv ntawm cov poov xab hlwb hloov lub nruab nrab liab mus rau ib tug txiv kab ntxwv - liab xim thaum cov tshuaj tseem nyob daj.

Ib yam li ntawd, thaum nruab nrab liab muab tso rau hauv ib qho acidic tov nws ua? Nqe lus piav qhia: Neutral liab yog ib qho hydrochloride tau los ntawm kev sib txuas cov dawb puag ntawm nruab nrab liab nrog ib qho sib npaug ntawm hydrochloric acid. Neutral liab ua raws li qhov ntsuas pH, hloov ntawm liab rau daj ntawm pH 6.8 thiab 8.0.

Ib yam li ntawd, tej zaum koj yuav nug tias, qhov nruab nrab liab ua haujlwm li cas?

Neutral liab (toluylene liab , Basic Liab 5, sau C. I. 50040) yog eurhodin dye siv rau staining hauv histology. Nws stains lysosomes liab . Nws yog siv raws li ib tug dav stain nyob rau hauv histology, raws li ib tug counterstain nyob rau hauv ua ke nrog nrog rau lwm yam dyes, thiab rau ntau staining txoj kev.

Yuav ua li cas koj ua ib tug nruab nrab liab stain?

1) Npaj ib smear rau huv, qhuav iav swb. 2) Cia nws cua qhuav thiab kho nrog maj mam cua sov. 3) Stain nrog Neisser's Methylene Blue (S023) rau 3 feeb. 4) Ntxuav tawm nrog dilute (1:10 nyob rau hauv dej distilled) Gram's Iodine Solution (S013) thiab tawm ib co ntawm cov tshuaj no rau ntawm swb rau 1 feeb.

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