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01 Human organs in a petri dish The human body is like a continuous working machine, and the various organs of the body are the components. Human organs are often composed of a variety of different cells, all kinds of cells or the collection of cells play different roles, and there are a large n...Read more »
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Bacteria in a Petri dish become “color negative”! Now, let’s enjoy some “petri dish painting”. Among them is Pixel Mario jumping up a water pipe: Colored Melons and Fruits: &...Read more »
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New slides of “hyperbolic metamaterials” will improve the analytical power of light microscopes Since the resolution limit of most conventional optical microscopes is only 200 nanometers, scientists at the University of California, San Diego, are considering a new type of glass slide ...Read more »
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We are also doing PCR experiments, why are the results always so much worse than others? In the laboratory, look at other people’s PCR, amplification efficiency is high, electrophoresis strip perfect, and look at their own, hard to do for a long time, feel the reaction is very good, the res...Read more »
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How to choose consumables for PCR laboratory (2) The spread of the new crown epidemic in some areas has become a matter of most concern to everyone. The detection of the new coronavirus currently mainly uses the fluorescent quantitative PCR method, and the completion time of a nucleic acid test r...Read more »
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Since the new crown epidemic, nucleic acid testing has received more and more attention, and the demand for PCR laboratories has also increased. Today, I will mainly introduce how to choose consumables for PCR laboratory. First of all, we need to clarify what kind of PCR experiment we are doing. ...Read more »
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How do you grow bacteria in a plastic Petri dish? 1. Clean the petri dishes, wrap them with kraft paper or gauze, and sterilize them in autoclave at 121℃ for 30 minutes. 2. Dissolve the sample with sterile normal saline, inject 1ml diluent into the petri dish, and pour into the sterilized medium ...Read more »
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The humble pipette tip is small, cheap, and essential to science. It promotes research on new drugs, Covid-19 diagnostics, and every blood test in history. But now, due to power outages, fires, and pandemic-related demands, a series of untimely interruptions in the pipette tip supply chain have c...Read more »
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“Global Pipette and Pipette Techniques Market Report” comprehensively analyzes all aspects of the market, including market size, major marketing areas, major players, major companies, market structure, segmentation, revenue generation, demand, R&D and top marketing strategy. The P...Read more »
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On April 29, 2021, at a local clinic in Gaza City, a young Palestinian man reacted. A health worker was collecting nasal swab samples for coronavirus testing. The emergence of a more contagious British variant last month has exacerbated the situation, which has exacerbated the surge in cases amon...Read more »
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1. Smear method is a film making method that evenly spreads the material on the slide. Smear material has single cell organism, small algae, blood, bacterial culture fluid, loose organization of animal and plant, testis, anther and so on. Note when taking smear: (1)The slide must be clean. (2)Sli...Read more »