We are planning to buy a handheld PM analyzer for teaching and research about ambient air pollution, do you have any recommendation about, based on your experience? We look for a simple, low price equipment, yet reliable. Thanks in advance.
Hello. I'm making non-denaturing PAGE of DNA fragments for analysis of polymorphisms, but I'm getting wavy bands. If somebody can help me, I will be very greatful. First of all, here's my recipe...
15 March 2024 7,699 1 View
Hello I am planning to deliver a cy5-labeled drug to mice, and then check its distribution in different organs. In case I wish to preserve the tissues for later research, will fixation (using 4%...
12 November 2023 4,958 1 View
I have infected iPSCs with a lentivirus and sorted GFP positive cells. But after just a few rounds I am finding cells without GFP in culture. Had anyone seen this? Maybe cells are segregating...
17 October 2023 1,611 1 View
We are trying to purify human iPSCs using lentiviral induced GFP expression. But is being really difficult to achive this. Cells are usually dying after sorting. Any experience on this? anyone...
25 September 2023 6,985 2 View
In the 2010 era, it was typical to provide distal catheter lengths that were 2 to 3 times the height of the cavity to allow it to slide and bend away from obstructions. The force necessary to stop...
02 September 2023 10,029 0 View
Can I apply a non-parametric Kruskal Wallis test instead of a two-way ANOVA when assumptions of normality and heterocedasticity are not met?
11 April 2023 4,229 11 View
I started learning how to use Tophat tool. I used it to check RNA sequencing and I calculated 64.91% in the percentage of uniquely aligned reads. I read in article that in RNA sequencing we should...
14 November 2022 7,252 3 View
I'm having trouble transforming my bacteria.
09 August 2022 2,357 0 View
Hi, In the ultracentrifugation method, there are several steps in which one collects the supernatant ,discard the tube with the sediment, transfer the supernatant into a new tube for a higher RCF...
14 November 2021 182 3 View
The objective is to assess the impact of dams on the reduction of solid transport.
31 May 2021 3,152 0 View
Air moisture harvesting Air water collection devices
06 August 2024 5,473 2 View
Why is nonpoint source pollution potentially more harmful and difference between point and nonpoint sources of water pollution?
01 August 2024 1,180 2 View
How do living organisms play a role in the water cycle and why is nonpoint source pollution potentially more harmful than point source pollution?
01 August 2024 7,061 2 View
How does nonpoint source pollution affect the ocean environment and why point source pollution is often easier to manage than nonpoint source pollution?
01 August 2024 8,014 2 View
AI-driven technologies offer previously unheard-of capabilities to process enormous volumes of data, extract insightful knowledge and improve predictive models, according to the UN’s World...
31 July 2024 9,733 3 View
Understand how to utilize biosynthesis to develop natural and sustainable solutions to address heavy metal pollution and improve environmental and agricultural conditions.
26 July 2024 1,469 1 View
Why microbes are used in environmental engineering and role of microbes in reducing environmental pollution and improving environmental quality?
25 July 2024 5,192 5 View
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24 July 2024 1,559 1 View
please suggest the research paper related to the instrument is used in it.
16 July 2024 8,453 1 View
Due to the shifting ocean currents, the planet could be thrown off balance, altering the angle of rotation, and even causing the axis to shift, plunging us into chaos. In reality, it doesn't take...
15 July 2024 8,949 1 View