Association of hypertension with COVID-19 mortality: the discussion should continue

01 January 1970 0 8K Report

I would like to start a discussion about the relationship between systolic blood pressure and the course of COVID-19

More Anatoly Zhirkov's questions See All

What ResearchGate department does my paper "Testing Love..." belong to?

Dear Researchers, ResearchGate informed me that my paper with Mr. John Shuster "Testing Love..." got 3rd place in readability in my department a few days ago. For this reason I'd love to find...

16 May 2024 2,708 7 View

What the configuration (R/S) does the chiral center at C8 have in the molecule?

I'm struggling to assign a stereodescriptor for the C8 position of the molecule. Both ChemDraw and ACDlabs give me 8R as a result. But if we draw the simplified hierarchial diagraph according to...

05 April 2024 1,979 5 View

Do you agree with the hypothesis about correlation US COVID-19 map and US geoelectic field map?

(PDF) Correlation of COVID-19 US Map and US Geoelectric field Map. First impression, Facts, and Hypotheses (researchgate.net)

18 April 2023 4,326 3 View

Is there any free software to calculate theoretical CD-spectra of low-molecular compounds?

I need to calculate theoretical CD-spectra of a few organic compounds. I never dealt with CD-spectroscopy nor I have any experience with theorethial calculations. Still I hope that there is a...

16 April 2023 4,623 2 View

Have anyone seen this reaction before? How to classify it (cycloaddition/Michael addition-condensation/some name reaction I'm not aware of)?

I discovered unusual behavior of one natural compound, that appeared to react with itself under sodium tert-butylate conditions. Expected alpha-ketol rearrangement product wasn't observed in the...

16 May 2022 677 2 View

Can somebody explain, why should we wash the cells each time after staining them for the flow cytometry experiments?

Most of the standart protocols for staining (direct or indirect) require you to wash cell suspension after every addition of the antibody or fluorescent dye. But, do we really need this step? For...

18 October 2021 5,095 6 View

I use MEA 2100 sistem in my research on hippocampal slices. Has anyone had a problem with poor adhesion of the medium to the electrodes?

I often find that the hippocampal slice has poor contact with the MEA 2100-Lite-System. For example, only a part of the slice area can give a good signal. Who has already solved this problem, can...

26 March 2021 7,012 1 View

How an unusual visual effect at the Monte Carlo casino can be obtained?

At the Monte Carlo casino, I saw an unusual advertising image. It rotated around a vertical axis and seemed suspended in the air; there was no screen behind it. The image was bright and colorful....

03 January 2021 9,363 5 View

What processes take place in a host cell after an inactivated virus gets there?

An inactivated (e.g., by UV radiation) virus loses its ability to multiply itself in a host cell. But if its capsid is not damaged, it can penetrate into the cell. Is it known what processes take...

19 April 2020 5,499 0 View

Is it possible to make prism deviation angle minimum (as a function of incidence angle) more abrupt?

Dear Sirs, The setup for the dispersion measurement is as follows. Hg lamp, collimator, goniometer with triangular prism. We measure the light dispersion using the prism. To do so we determine...

25 October 2019 2,774 8 View

Why do i have a weak plasma and no coating during rf sputtering?

I have been getting a low plasma and no coating while doing rf sputtering of copper doped ZnS using a power of 140 watts and at pressure of 6.5x10-3 Mb.

07 August 2024 4,526 4 View

How to assess the osmotic power of a substance?

Hello, I suspect that a molecule I am using is causing bacteria to experience osmotic shock. What chemical properties should I look for to compare this capability with those of other substances?...

06 August 2024 977 1 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

E-commerce businesses, COVID-19 and Entrepreneurial Strategies (innovation, proactiveness and risk-taking)?

Hello: I am looking for articles that address e-commerce businesses and COVID-19 survivors, as well as Entrepreneurial strategies that reflect e-commerce businesses. Blessings Evelyn Dempsey

05 August 2024 5,332 3 View

Do you make articles from the Journal of Hypertension available (not the American Journal of Hypertension)?

I haven't seen one in a while so I wondered if that journal prohibits that form of redistriibution.

04 August 2024 5,137 3 View

PBMC infection with virus?

In my study, I intend to infect PBMCs with SARS-CoV-2. After that, I will analyze NK cells by flow cytometry to see if their phenotype changes or if they show degranulation. After the infection, I...

01 August 2024 4,403 4 View

Where to find a gene list for CRISPRa/i library screening of regulatory factors that affect pathogenic Th17 differentiation in PBMC?

I want to perform a CRISPRa/i library screening for candidate regulatory factors that affect pathogenic Th17 differentiation in PBMC. But I am wondering how to define the size of gene library, so...

31 July 2024 2,150 0 View

Can you visualize platelets using EVOS ?

Hi all, My lab has Thermo Scientific™ Invitrogen™ EVOS™ FL Auto 2 Imaging System, and I was wondering if I will be able to use it with whole blood, whilst focusing on platelets? The idea would...

24 July 2024 9,337 3 View

Culture plates for PBMC (non-adherent). For infection?

Hello, good morning. I would like to know which plate I can use to infect fresh PBMC with virus and culture for 24 hours. I have tried using 12-well and 24-well plates, but many cells adhere and...

24 July 2024 2,158 2 View

The best source for amplification of ADAM17 prodomain?

hi every one I am making vector construction (for fusion proteins) and in this moment I wanna to amplification of ADAM17 prodomain with PCR. to yet, I couldn't amplified the ADAM17 prodomain with...

21 July 2024 8,660 1 View