Hector Rodriguez

6 Questions 9 Answers 0 Followers

Questions related from Hector Rodriguez

Can anyone help me to identify this tissue?

This image corresponds to a canine heart sample taken on the nearest of the coronary sinus area, at the right auricle. We have suspected of chagasic myocarditis. Could be this area the sinus node?...

02 July 2019 1,325 1 View

Someone can help me to identify heart conduction tissue in these micrograph?

This image correspond to two different slices of sub-epicardial area in basal septum. It were stained with PAS. In lower magnification micrograph is possible appreciate valves and fibrous tissue....

24 October 2017 1,498 3 View

Arginase activity protocol?

Dear Sirs To standardize a protocol of Arginase activity in heart samples, I need to determine Urea concentration. Someone knows an Urea colorimetric method? I have a Urea kit (Chemroy), but...

02 October 2017 3,559 1 View

Does anyone know how place electrodes in rats for determination of cardiac axis?

I have tried putting negative electrode at the right arm and positive at xiphoid area for D2 and negative at right leg and positive at left arm for AVF, but I get indeterminate axis in...

18 February 2015 8,284 2 View

Is there polymorphism among different tissues for transcript of cytokines?

We are probing primers designed for TNF-alpha, IL-6, IL-17, IL-23, IL-10 and IL1b, in order to determine expression levels of these cytokines in heart of mice infected with Trypanosoma cruzi. The...

17 May 2014 5,700 5 View

Arginase/NO detection

Dear all I would like to know how can I measure Arginase I activity/NO concentrations in heart samples. Please, suggest me the best way to do so, Thanks in advance HR

01 January 1970 5,006 1 View