News

• 14

  07
  2020
  Selection of Stool Culture Medium Plate

  Different from international“stool culture medium”, Chinese“stool culture medium” just refers to the culture of Salmonella and Shigella.Although Salmonella and Shigella may be isolated from stool ...
• 11

  07
  2020
  Requirements for Sampling

  1) Before sampling, confirm whether the goods and certificates are consistent.2) In the process of sample collection in microbiology, adverse factors such as water and other environmental factors shou...
• 08

  07
  2020
  A Detailed Description of Common Media and Their Basic Characteristics

  The RPMI-1640 Medium, being a recent popular one, is widely used in the culture of mammalian, special hematopoietic cells, leukocytes of normal or malignant hyperplasia and hybridoma cells. Its domina...
• 05

  07
  2020
  A Brief Description of Media Types

  (1)The Basic MediumIt contains the essential nutrients needed for a basic growth. The frequent modal is meat infusion commonly known as broth, of which the major ingredients are the beef extract and t...
• 02

  07
  2020
  The Sampling

  The microbiology sample test refers to the examination process of one or more representative samples, which are selected from a specified quantity of the products, by sensuous, microbiological, physic...
• 29

  06
  2020
  An Introduction to Mediums

  In response to the needs of scientific research and production, the mediums used in microbiology is an artificial nutrient matrix (a mixed nutriment), which is favorable for the growth and the reprodu...
• 26

  06
  2020
  The Preperation of Medium Used in Microbiology Lab

  1. The Beef Extract Peptone Medium ( for the bacterial culture )3g beef extract, 10g peptone, 5g NaCl and 1000ml water with a pH of 7.4 ~ 7.6.2. The Gao's No. 1 Medium ( for the actinomycetes cult...
• 23

  06
  2020
  Preparation method of LB medium

  LB medium formula (per liter)yeast extract5g,Tryptone10g,sodium chloride10gNaOH adjusted the pH to 7.0121 ℃, and sterilized under high pressure for 20min.LB solid mediumLB medium 1LAgar powder15gNaOH...
• 20

  06
  2020
  Preparative Technology of Medium in Microbiology Lab

  In the process of preparing medium in microbiology lab, some glassware should be used first, such as test tube, triangle bottle, culture dish, beaker and straw, etc. These utensils should be treated a...
• 17

  06
  2020
  Use of LB Culture Media

  LB is generally interpreted as Luria -Bertani, but according to its inventor Giuseppe Bertani, the name comes from English Lysogeny broth, that is, lysozyme broth. In recent years, LB culture media is...
• 14

  06
  2020
  Conditions for the Propagation of Different Types of Media for Bacterial Growth

  Nutrients include water, carbon compounds, nitrogen compounds, inorganic salts and growth factors. Different bacteria have different requirements for nutrition. Some bacteria only need basic nutrients...
• 11

  06
  2020
  Different Types of Bacterial Culture Media

  According to the composition of the different types of bacterial culture meida. It can be divided into synthetic media, natural media and semi synthetic media. So what is synthetic, natural, semi-synthetic media in microbiology? What are the differences? Here below are the concepts and the examples of synthetic, natural, semi-synthetic media in microbiology.（1）Synthetic media. The components of the synth...
• 08

  06
  2020
  The Three Types of Different Media Used for Bacterial Culture

  According to the composition of the different media for bacterial culture. It can be divided into synthetic media, natural media and semi synthetic media.（1）Synthetic media. The components of the synthetic me...
• 05

  06
  2020
  The Types of Different Media for Bacteria Growth

  There are three types of different media for bacterial growth :They are turbid growth, precipitation growth and bacterial film growth (surface growth)1.Turbid growth: most bacteria grow and propagate ...
• 02

  06
  2020
  Different Culture Media for Bacterial

  After the specimen or liquid culture is inoculated onto the surface of the solid culture media, a single bacterium can form a visible bacterial group through division and reproduction, which is called...