Does anyone have any experience with the Motic EasyScan Pro Slide Scanner?

I am interested in purchasing a slide scanner for histology and was presented with the Motic EasyScan Pro but I have never heard of the company, nor know of anyone who has used the system. Can...

11 February 2021 2,416 2 View

Explain plasmid description?

Hello everyone, I got a plasmid containing E. coli, and its description on the tube is Bacterial stab (DH5a)_HlZ31_cr_Amp_, I know that Bacterial stab refer to LB medium, DH5a is the name of E....

14 January 2021 6,326 2 View

Is there a generalized method to derive current-mode model of any DC-DC converters?

Hi all, As new DC-DC converters are being proposed, associated control method should be proposed and based on the small-model signal analysis of the DC-DC converters. Using average space state...

06 January 2021 7,247 3 View

Most appropriate fit of a standard curve in an enzym-linked lectin assay?

Dear all, I have a question regarding the most appropriate fit of a standard curve in an enzyme-linked lectin assay set-up to quantify the amount of mucin secretion in conjunctival explant...

03 January 2021 1,010 6 View

Can I do gene expression with partial cds (not the complete one)?

Hello everyone, I got a partial cds, and I want to express it in yeast, does it work with partial cds or I need a complete one? If partial cds is possible, can you please suggest me some articles...

27 December 2020 3,688 3 View

Which Universities are virtual?

Many Universities have employees located across the world.

22 December 2020 6,380 3 View

How to get rid of tailing peaks?

I have been making a method to determine chlorhexidine using an LC-MSMS (ESI+ modus). My solutions are made in acetonitril/water (65/35) and 0,2% formic acid is added to ionize the compound. My...

14 December 2020 3,855 6 View

Sample size fixed effect regression ?

Is it true that only a very large sample is suitable for a panel data fixed effects estimation, or do the ols criteria apply?

26 November 2020 9,127 4 View

What are different ways of assesing school leadership education through school leaders?

Hello all, Early next year I'm planning to evaluate a training for school principals. I will collect data from school principals with experience (what that entails is to be defined, but they...

13 November 2020 2,226 4 View

How do I structure my panel data in an event study?

Hey, I am conducting an event study with a short event window (lets say 3 or 5 days). I have a lot of variables, but most of them are fixed over that short period of time (GDP per capita, GDP...

11 November 2020 3,582 6 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

Can someone suggest a way to prepare slides to observe under confocal microscope for observing fluorescent tagged proteins??

I am growing the cells on coverslips and transfecting the fluorescent tagged protein directly on them. Then i want to observe these cells under confocal microscope. Currently i am just using...

01 March 2021 6,142 3 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

Can a Golgi-stained dendritic spines picture processed by Image J be directly used for publication?

24 February 2021 3,348 2 View

Is there an appropriate CD8 antibody for IHC-P for staining human breast cancer tissues?

Hello, We are planning on staining Formalin-fixed paraffin breast cancer tissue sections (FFPE) with CD8 Ab via immunofluorescence (Tissue IF). Based on our existing protocol and imaging...

24 February 2021 9,578 4 View