Can you use the Postal Code Conversion File with STATA?

Hello, I am trying to learn how to use the PCCF for my dissertation research. However, all I can find are directions on how to use the PCCF with SAS. I'm wondering if it is possible to use the...

27 January 2021 5,770 4 View

Opinion data can aggregate up to US state level data?

I am not familiar with US-only based data, but I am looking for a survey that someone has conducted across all 50 states that would allow me to aggregate opinions into state-level measures of...

07 October 2020 7,617 2 View

How can I clear up SPSS warning that is a result of missing values encountered when converting from Numeric to String to Numeric?

Hi SPSS Users, I've been struggling for a few days with my perfectionist personality and a warning code. What I have done works, but it triggers warnings that I'd like to get rid of if I...

04 October 2020 7,586 3 View

What could be the cause of peak drifting in capillary electrophoresis?

14 October 2016 8,561 2 View

Recommended freezing media for both Fusobacterium nucleatum and Porphyromonas gingivalis?

I will be freezing down stocks of Fusobacterium nucleatum and Porphyromonas gingivalis in the near future and was curious if anyone had suggestions for what to freeze them in. I have found some...

05 September 2016 8,409 3 View

Can I quantify/visualize cell surface proteins without FACS?

I have recently graduated and taken a new job starting up a tissue culture/efficacy testing lab at a personal care company. I've been trained as an immunologist so my go to has been FACS but I do...

12 July 2012 8,319 5 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What are the patterns of human behavior that lead to COVID-19 infections?

Does data from contact tracing help in establishing patterns of behavior and social interactions that lead to infections? There are cases here in the Philippines where patients have no travel...

25 February 2021 9,002 13 View

Can cells be reused after using WST 8/ CCK 8 from Sigma Aldrich?

Hi all, Can cells be reused after I have seed them onto 96 well plates and test them with cell counting kit at OD450 (CCK8) at 12 hours, wash them with PBS x3 and add new media and let them...

24 February 2021 5,072 1 View

Why cannot world and community leaders be gentle? Where did ethics of care go?

The whole world is in a mess and paused. We all are tired of seeing hypermasculinized and destructive leaderships all around us. This world has seen enough of the aggressive patriarchal social...

23 February 2021 292 7 View

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22 February 2021 9,932 11 View

How to perform Haldane correction on SPSS?

I was wondering if anyone knew how to perform the Haldane correction for SPSS (this is the definition of the correction -...

21 February 2021 2,882 1 View

Is it okay to mention you distributed your qualitrics study link through social media sites?

Just want to be clear and know it is okay to say I have distributed the qualitrics link through social media such as Facebook, Instagram and Twitter to ensure my target audience is reached in my...

21 February 2021 5,143 2 View

What is the minimum number of exosomes/ml to have a good yield of total RNA for Illumina sequencing?

I am using IZON qEV2 columns to isolate exosomes from 100 ml of cancer cell conditioned medium. in NTA analysis I usually see concentration of 2x10^9 particles/ml. But when I proceed with this...

20 February 2021 6,879 3 View

Any suggestions or recommendations on a good publishing house based on the African for academic books in the field of Communication and media studies?

I am currently working on a book on Public Relations (from an African perspective) and the rationale behind the book is the fact that as instructors in this field, we borrow instances and case...

19 February 2021 2,482 2 View