Review and cite FILTERING protocol, troubleshooting and other methodology information | Contact experts in FILTERING to get answers
3,044 views 715 posts
Questions related to Filtering
Hello, I am looking for alternatives or cheaper materials to isolate out MS2 from E. coli following lysis via chloroform. Some literature I have reviewed uses a .45 um nanopore filter following...
03 February 2021 972 3 View
Hi, I am working on some 16S sequencing data, and seems some of them are low quality. I am not sure how to set the trunc value in dada2. qiime dada2 denoise-paired \ --i-demultiplexed-seqs...
31 January 2021 6,702 3 View
Does Anyone have an experience with generating Alpha/theta ratio of EEG signals using MNE Python. I have generated the necessary Alpha-Theta bands, properly filtered it. So, someone with...
31 January 2021 946 1 View
We keep getting this error on our Agilent 6470 TQ. We were told it could either be our N2 generator or filter traps. We've called the manufacturer of our generator and they believe it's working...
22 January 2021 3,568 1 View
The available water (surface and groundwater) is highly saline (6-20 dS/m). It is required to produce crop (moderately saline tolerant, up to 6 dS/m). Is there any low-cost filtering system (or...
19 January 2021 5,184 3 View
Respected Researchers Refer to the yellow highlighted text, Eq. 6, Fig. 1 and 2 of the attached publication, Please let me know how to control filter coefficient (a_n) mentioned in Eq. 6 with...
19 January 2021 4,902 2 View
Due to the COVID situation it is nearly impossible to find filter tips. Is it possible to do it without filter tips by making sure to clean the pipette with RNAse zap before use and working...
18 January 2021 9,026 3 View
Hi Everyone! I do my thesis about snow melting in Austrian Alps and I have some issues. I would like to create a water mask to filter out the water bodies from the study using Sentinel 2 images....
16 January 2021 4,726 1 View
I have low bacteria density in water samples. I thought to preconcentrate them by filtrating a known volume of water (e.g. 500 ml) in 0.2 um Nylon filters, and then suspended bacteria that has...
15 January 2021 933 2 View
Is it possible to separate organic and inorganic phosphorus in wastewater with a filter?
15 January 2021 1,140 3 View
Hi ORO experts, I'm struggling with ORO background precipitates in arterial tissues. The protocol I use works very well on human atherosclerotic plaques which are full of lipids and I don't...
14 January 2021 7,255 1 View
I am conducting a set of studies (S1, S2, S3) that include both quantitative (behavioral experiments) and qualitative (questionnaire). The behavioral experiments measure different variables and...
12 January 2021 5,027 4 View
How to do pipelining retiming on biquad filters?
11 January 2021 7,309 1 View
Good day. I am doing a studu on the use of fish scales to create a nano filter. This is aimed at potentially solving the face mask problem brought about the pandemic. This is what I know so...
10 January 2021 9,071 5 View
Hello, I would like to know if there is a way/technique to filter/reduce crystal violet (gentian violet) in a large volume of tap water? The volumes of rinsing water are huge. I would like to...
08 January 2021 5,123 2 View
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...
07 January 2021 7,459 3 View
Hi, I'm working with a fungal specie wich have plurinuclear cells (conidia or hyphae or protoplasts have between 1 (< 5%) to 8 nuclei however majority have 4-6 nuclei ). I have made deletion...
07 January 2021 9,280 4 View
I intend to purify antibodies from serum using the affinity procedure, and I need to filter the binding (TBS/PBS) and elution (Glycine) buffers before applying them to my solution.
07 January 2021 5,918 3 View
I wanted to use commercial Giemsa staining solution and diluted it 1:10 in pH 6.8 Weise buffer. It says to filter the solution, however, most of the stain seems to preticipate in the filter. The...
05 January 2021 5,108 2 View
I'm trying to screen the effect of a toxic agent. I need to see its effect on a few different cell lines with different degrees of resistance to this compound. I would like to possibly culture...
01 January 2021 5,918 3 View
hello, I want to grow aob and nob bacteria in the same medium is that possible? if it is can you give me a medium recipe? (what I mean by the same medium is that I want to grow them in the same...
30 December 2020 3,206 1 View
Electronic inverse filters are usually used to compensate for the effect of unwanted environmental filtering of signals. What are the other possible applications?
29 December 2020 6,057 3 View
In order for me to design a bandpass filter at this this particular frequency or any other frequency, how would I get the suitable parameters for this design? I've been looking in some research,...
28 December 2020 2,750 2 View
I isolate lymphocytes from leukapheresis filters. I try to proliferate the lymphocytes with PHA-P, but after MTT Assay the control is the same or higher. I use 100.000 cells in a 96wells plate and...
26 December 2020 1,593 4 View