Is there any literature showing the change in resident fibroblasts composition of the human heart with age?

I am interested to study cardiac fibroblasts in detail regarding the phenotype, differentiation and proliferation. I was curious if there is literature with cardiac composition change in...

31 December 2019 1,227 1 View

Are gap junction proteins (Cx43/Cx40/Cx45) expressed in prenatal rat hearts?

I have tried western blot and immunocytochemistry for connexins (40,43,45) which are said to be predominant connexin isoforms in mammalian cardiomyocytes. However, there aren't any traces of them...

02 March 2019 282 2 View

Can someone help me out with published literature on evidence of connexins in embryonic rats ?

I am working in with embryonic rat cardiomyocytes and I have in immunolabelling connexin proteins in the cultured cells. Right now I would like to check for the presence of gap junction proteins...

10 November 2018 6,839 0 View

Can you suggest a working protocol to block Cx43-gap junctions in cardiomyocytes in vitro?

With reference to a publication on Inhibiting Cx43 Gap junctions in cardiomyocytes using chemical compounds such as Ioxynil octanoate, I would like to inhibit gap junctions and image live-cell...

07 August 2018 4,301 1 View

Is it possible to store rat prenatal heart tissue for future isolation of cardiomyocytes?

I usually isolate cardiomyocytes immediately from the hearts extracted from prenatal rats. But I would like to know if it is possible to store them in a medium for future isolation. Please suggest...

06 July 2018 5,336 1 View

Is connexin43 really present in cardiac fibroblasts?

Its very clear that the myocytes have Cx43 but what about the fibroblasts? And if so what is its role in the heart?

09 October 2016 3,758 1 View

What is the effect of uv laser on Fluo4AM calcium dye?

09 October 2016 133 1 View

Hi fellow researchers. I isolated neonatal rat cardiomyocytes for primary culture studies. But only few clusters beat in culture. Whats the reason?

05 June 2016 6,941 4 View

Is there a standard working protocol for immunostaining of connexin43/40/45 in rat cardiac cells?

Lately I have been trying to perform immunofluorescence staining for connexins in primary rat cardiac cells but I donot visualize connexin gap junctions at all in my samples. I compared it with...

01 January 1970 8,673 2 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 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

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

Interested to stain mice tissue with WGA 488 conjugate, anybody has a protocol to recommend?

Interested to stain mice brain tissue with WGA 488 conjugate, appreciate if anyone willing to offer me some guidance or suggestions! Thank you!

28 February 2021 3,951 2 View

B-mercaptoethanol (BME) protocol?

Hi everybody, I have been running a multiplex IHC which allow me to stain the same tissue with different markers (Primary Ab + Secondary conjugated Ab) (AF487, AF555, AF647). Since I would like to...

27 February 2021 5,028 2 View

Why do my MCFs not form monolayer?

Hello, I am looking for some expertise on culturing MCF7s. I purchased them from ATCC and I have been following all media and culture conditions. Media is EMEM with 10% FBS and 10ug/mL of...

27 February 2021 3,904 2 View

Is there anyone who experienced with cytotoxic effect of Hoescht 33342 dye?

Is Hoechst toxic to cells? In general, it is known as non-toxic. I am working with dsRED MDA-MB-231 cell line. I applied it for my PDMS-based microfluidic platform, for this reason, I incubated...

26 February 2021 9,119 3 View

Why my agarose gel staining sometimes looks not homogenic but like gradient (see the figure)?

I am worried about this overexposure of the upper part of the gel in the picture. Is it possible that this is the result of too much concentration of ethidium bromide? Why is there such a big...

25 February 2021 8,140 3 View

Markers of mitochondrial activity in FFPE tissues?

Hello everybody, Does someone have any experience with assessing/extimating mitochondrial activity on FFPE tissues? Precisely, no TOM20, ATP5B, etc: we are trying to get an approximative idea of...

24 February 2021 4,618 4 View

What are the pros and cons for mice versus rats?

Hi Everyone, I am designing a pilot study using rodents to assess the effects of simulated space environments (radiation + altered gravity) on microbiome and immune system. I have limited...

24 February 2021 1,825 3 View