Video: Qhov nruab nrab liab ua haujlwm li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Neutral liab yog ib qho eurhodin dye uas stains lysosomes hauv cov hlwb siv tau. Cov hlwb uas muaj peev xwm tuaj yeem nqa tau nruab nrab liab Los ntawm kev thauj mus los thiab koom nrog cov xim rau hauv lawv cov lysosomes tab sis cov hlwb tsis tuaj yeem tsis tuaj yeem nqa cov chromophore no.
Yog li ntawd, qhov nruab nrab liab stain yog dab tsi?
Neutral liab (toluylene liab , Basic Liab 5, sau C. I. 50040) yog eurhodin dye siv rau staining hauv histology. Nws stains cov lysosomes liab . Nws yog siv raws li ib tug general stain nyob rau hauv histology, raws li ib tug counterstain nyob rau hauv ua ke nrog rau lwm yam dyes, thiab rau ntau staining txoj kev.
thaum nruab nrab liab yog muab tso rau hauv ib tug 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.
Tsis tas li ntawd, koj yuav ua li cas thiaj ua tau ib qho liab nruab nrab?
- Kev npaj ua piv txwv: a. Rau cov hlwb hauv kab lis kev cai: Kho cov hlwb nrog 4% paraformaldehyde rau 10 ~ 20 feeb, thiab yaug ob zaug nrog dej distilled rau 2 ~ 5 feeb. b.
- Neutral Red staining: Ntxiv Cov Tshuaj Liab Tsis Txaus Siab (Cov Khoom A) thiab ua rau 2 ~ 10 feeb ntawm chav tsev kub.
Vim li cas liab nruab nrab ntxiv rau cov qauv poov xab?
Xim Hloov Thauj ntawm NH3 rau hauv poov xab cell ua rau nruab nrab liab stain tig daj nyob rau hauv lub xub ntiag ntawm lub hauv paus.
Pom zoo:
Yuav ua li cas koj pom qhov nruab nrab thiab nruab nrab ntawm daim duab peb sab?
Txhawm rau nrhiav qhov chaw nruab nrab ntawm daim duab peb sab, nws yog qhov yooj yim tshaj plaws los kos tag nrho peb qhov nruab nrab thiab nrhiav lawv qhov kev sib tshuam. Txhawm rau kos qhov nruab nrab ntawm daim duab peb sab, ua ntej nrhiav qhov nruab nrab ntawm ib sab ntawm daim duab peb sab. Kos ib kab ntu uas txuas qhov taw tes no mus rau qhov rov qab vertex
Qhov nruab nrab nruab nrab ntawm lub ntiaj teb yog dab tsi?
Lub teb chaws qhov ntsuas kub yog 2.91 ° C (5.24 ° F) saum toj no 1961-1990 qhov nruab nrab, tawg cov ntaub ntawv yav dhau los tau teev tseg hauv 2013 los ntawm 0.99 ° C (1.78 ° F)
Koj pom qhov nruab nrab thiab nruab nrab hauv tableau li cas?
Kev sib txuas lus cov ntaub ntawv nrog Tableau los ntawm Ben Jones Qhov nruab nrab (lossis nruab nrab) yog txiav txim siab los ntawm kev suav tag nrho cov txiaj ntsig hauv cov ntaub ntawv teev thiab faib los ntawm tus lej ntawm qhov tseem ceeb. Qhov nruab nrab yog tus nqi nruab nrab hauv cov ntaub ntawv teev nyob rau hauv uas qhov tseem ceeb tau muab tso rau hauv kev txiav txim ntawm qhov loj
Vim li cas qhov nruab nrab liab ntxiv rau cov qauv poov xab?
Liab daj Piav: Cov liab liab diffuses rau hauv cov poov xab thiab hloov liab vim cov kua dej intracellular yog acidic
Koj ua li cas sib npaug redox cov tshuaj tiv thaiv hauv acidic thiab nruab nrab nruab nrab?
Acid Conditions Solution. Kauj Ruam 1: Sib cais ib nrab cov lus teb. Kauj Ruam 2: Ntsuas cov ntsiab lus uas tsis yog O thiab H. Kauj Ruam 3: Ntxiv H2O kom sib npaug ntawm cov pa. Kauj Ruam 4: Sib npaug hydrogen los ntawm kev ntxiv protons (H +). Kauj Ruam 5: Ntsuas tus nqi ntawm txhua qhov sib npaug nrog electrons. Kauj Ruam 6: Ntsuas cov tshuaj tiv thaiv kom cov electrons sib npaug