Does anyone know a company that does Pyrosequencing to determine mitochondrial DNA mutation heteroplasmy?

We are looking to genotype our mice. Our mice have a mutation in their mitochondrial DNA and we want to know the level of heteroplasmy i.e. % of mutation in their mitochondrial DNA. So we cannot...

09 November 2020 4,246 3 View

Low yield with HCl in chalcone synthesis: Why?

Hello, I can't understand why a low yield is obtained with the use of HCl in aldol condensation in acid catalysis for the synthesis of hydroxychalcone.

28 July 2020 7,853 5 View

Why do I get the same model fit indices for bollen-stine bootstrap and ML in AMOS?

Hi Guys, I would highly appreciate some help/input regarding boolen-stine bootstraping in AMOS. Given that my data violated the multivariate normality assumption I have opted to run bollen-stine...

12 May 2020 2,391 3 View

Positive Zeta Potential NPs dispersed in water?

Hello guys I am looking for positive zeta potential colloidal particles dispersed in water which I can order online. pH around 6 to 7. The size its from 300 nm until 700 nm. Thanks a lot for...

28 March 2020 6,869 3 View

Low signal - Circadian luciferase assay in cell culture?

Hi, we are running circadian luciferase assays in cell lines (u2os and 3t3) driven by two different circadian promoters. We're reading the assay in a TECAN m200 luminometer using a black clear...

01 November 2018 7,642 1 View

Do mice have a dominant eye?

Do mice naturally have one eye that is more dominant than the other? The majority of people are right-eye dominant, and I was wondering if this could also be the case in mice.

08 May 2018 7,488 1 View

Tesr

Test

07 February 2017 6,051 3 View

Does anyone have spss syntax for d?

Does anyone have spss syntax for cohen's d in an independent T-test? Or can tell me how to do it elsewhere in SPSS?

19 January 2016 5,734 10 View

How can one make a dilution series before determining titer?

11 March 2015 7,875 3 View

I have DNA samples that are very complicated to amplify, could somebody please help?

The DNA was extracted from spittle (saliva). The samples have very low concentrations (2-5ng/ul). I used DNA from blood as control positive but with the same concentration of the samples, and I...

11 April 2014 9,400 8 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Have someone successfully used the ER alpha (Santa Cruz sc-8002) antibody in immunostaining ?

Santa Cruz now recommends this new antibody (F-10) but I can't find a publication using this reference. I'm working on human et non human primate hypothalamus and so far, it doesn't work. Is...

02 March 2021 10,003 2 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Does anyone know an alternative product for cardiac Troponin T antibody for Immunofluorescence (Thermo # MA512960)?

We have been using Thermo Fisher anti-cardiac Troponin T antibody for immunofluorescence staining in FFPE mouse heart sections but it was recently discontinued. The literature shows it to be the...

01 March 2021 4,937 1 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

How does an antibody have full intact antibody + half antibody?

Hello, I was just wondering how does a antibody have full intact antibody + half antibody? Is it because of the drug conjugation?

28 February 2021 1,577 1 View

Does anyone use antinuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples?

I am looking for anti-nuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples. Any suggestions highly appreciated. Thank you.

28 February 2021 6,512 3 View