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Four stages of development: Medical surgical sutures
Four stages of development: Medical surgical sutures Medical sutures are common thread materials, which are widely used in various surgical operations to suture wounds and connect tissues. With the continuous advancement of science and technology, suture materials have gone through four generatio...Read more -
PCR beginner’s guide: failure analysis of PCR instrument
PCR beginner’s guide: failure analysis of PCR instrument The PCR instrument is an instrument that is used frequently and for a very high time in the laboratory, so the failure rate is also relatively high. The faults of the thermal cycler mainly include the following categories: 1. Refriger...Read more -
Centrifugal commonly used terms-centrifugal force and relative centrifugal force
Centrifugal commonly used terms-centrifugal force and relative centrifugal force In life science research, centrifugation is an indispensable technical method, and it is the most common experimental item in the laboratory. But do you really understand this technology? Do you know the principle of...Read more -
Death operation: make coffee with a beaker in the laboratory, she went to the ICU after drinking it
Death operation: make coffee with a beaker in the laboratory, she went to the ICU after drinking it Experiment safety is the most important thing. Only with a healthy body and a strong body can there be stars and seas. Every experimenter should keep the laboratory management regulations in mind, ...Read more -
God operation: blood wet film 2 seconds to distinguish true and false thrombocytopenia!
God operation: blood wet film 2 seconds to distinguish true and false thrombocytopenia! Special statement: This operation does not comply with the re-examination rules of routine blood samples, but it has certain significance for the rapid identification of EDTA...Read more -
How should we sterilize and handle plastic agar plates and petri dishes
How should we sterilize and handle plastic agar plates and petri dishes Agar plates, also called petri dishes, are an indispensable and irreplaceable part of microbiological research. Especially their functional and practical role in cultivating bacteria, fungi and other microorganisms. Although ...Read more -
What is the function of centrifuge tubes?
What is the function of centrifuge tubes? Centrifuge tube for containing liquid during centrifugation, the rapid rotation by separating the sample into its component around a fixed axis. Most tubes have a conical bottom, which helps to collect any solid or heavier portions of the samples were cen...Read more -
How do we use volumetric flasks
How do we use volumetric flasks Introduction Many different kinds of laboratory glassware can be used to prepare chemical solutions. Where accuracy and precision are the most important, volumetric flasks are the best choice. The flask is made of borosilicate glass, which is widely used due to its...Read more -
The correct way to clean laboratory glassware
The correct way to clean laboratory glassware General procedure for all glassware We must first prepare well in advance stirring rod, a spatula, funnels, flasks, beakers and other reusable equipment. In order to remove organic residues on glassware, rinse the glassware briefly with an organic so...Read more -
Let’s try mounting microscope slides together
In this lesson, we will use our own cell as an example to demonstrate the basic skills of installing slides (without bubbles). Materials needed a. Blank microscope slides and coverslips b. Sterilized cotton head c. tweezers d. Methylene blue stain Method of attaching a slide for a microscope 1. C...Read more -
How should we mount the slide on the microscope
Microscope is an important tool we use to observe the microscopic world, we need “objects” mounted on the slide, so that we can observe the wonderful microscopic world. Next, we will discuss the different types of microscope slides and slide mounting techniques. 1.Type of slide 1.1Com...Read more -
How do STERILE urine samples be collected
If you need to submit urine for testing, it is very important that your sample is sterile so that your test results are accurate. Fortunately, the process is very simple. Before collecting a sample, you should first clean your genital area with a sterile cloth and then use a sterile cup to collec...Read more
