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28 sty 2019 · PBS or phosphate-buffered saline is a buffer solution that is particularly valuable because it mimic the ion concentration, osmolarity, and pH of human body fluids. In other words, it's isotonic to human solutions, so it's less likely to cause cell damage, toxicity, or unwanted precipitation in biological, medical, or biochemical research.
Phosphate-buffered saline (PBS) is a buffer solution (pH ~ 7.4) commonly used in biological research. It is a water-based salt solution containing disodium hydrogen phosphate , sodium chloride and, in some formulations, potassium chloride and potassium dihydrogen phosphate .
Phosphate buffered saline (PBS) is a buffer solution commonly used in biological research. PBS is isotonic and non-toxic to cells. It is used in several applications of tissue culture, most notably for cell washing and trypsinization.
17 mar 2020 · Check out the Making Stuff collection to watch all episodes of the series & then browse all the engineering & material science activities you can do with household materials.
17 lut 2021 · To find out, host David Pogue investigates the surprising molecules that allowed life on Earth to begin, and ultimately thrive. Along the way, he finds out what we’re all made of—literally.
Overview of the Science Class 10 Syllabus. Class 10 Science is a mixture of subjects such as physics, chemistry, and biology. Here is a detailed view of the syllabus: Physics: Exploring the Laws of Nature. Physics is a branch of science that delves into the fundamental laws of the universe.
Bring students up to speed on what’s new in topics like genetics, nanophysics, earth science, and astronomy. Also offers a host of video profiles of scientists. NOVA Teachers on PBS Learning ...
