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Application of Solid-Phase Disk Extraction Combined With Gas Chromatographic Techniques
Time of Update: 2021-01-26
A simple, rapid, sensitive procedure based on solid-phase disk extraction (SPDE) is described for the isolation and concentration of trace levels of selected organochlorine pesticides from human body fluids (serum, cord blood, milk, follicular and seminal fluid).
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Guide to Techniques in Creating Transgenic Mouse Models Using SV40 T Antigen
Time of Update: 2021-01-25
Moreover, by fusing a tissue-specific regulatory region of a particular gene to transforming genes, it is possible to direct expression of the transforming gene to specific cell types, thereby producing lines of mice that develop tumors in specific organs.
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The correct construction technique method for interior wall coating
Time of Update: 2021-01-25
Although the construction is fully stirred, but in the brushing and drying process, the coating is still prone to color differences, paint dispersion in the paint is not good or uneven may also cause color flowering.
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Culture base preparation techniques
Time of Update: 2021-01-24
2, used glassware Where there are no pathogens or utensils not contaminated with bacteria, after use can be flushed at any time, absorbed chemical reagents straw, can be soaked in clean water, until a certain number of then concentrated cleaning.
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Semi-solid culture base transfer technique
Time of Update: 2021-01-24
(2) inoculated with sterile puncture, the needle is pierced into the center of the semi-solid fase at a depth of 0.5 cm from the bottom of the tube, and then exits in the same way.
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The special dyeing technique of bacteria - spore staining film dyeing whiplash dyeing
Time of Update: 2021-01-23
Wash the excess dye with water, gently use absorbent paper to absorb moisture, dry mirror inspection, the result can be seen spores are dyed red, the bacteria appear blue.
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Paint methods and polishing techniques for solid wood furniture
Time of Update: 2021-01-22
5 sanding treatment sanding the sheet with sandpaper is actually a step through the entire wood paint construction process.
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Basic techniques for sterile operation in microbial and cell culture
Time of Update: 2021-01-21
/> technology, etc. aseptic room, microbial laboratory dedicated to a small room, outdoor set up a buffer room, buffer room door and sterile room door do not face the same direction, so as not to air flow into the clutter. Aseptic rooms
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The technique of impermeable wall construction is shallow
Time of Update: 2021-01-20
of the impermeable wall, and the skew rate should be less than 5 inches according to the connecting tube on the pile machine. The middle deviation of the pile pair is not greater than 50mm. cement slurry preparation system, cement slurry
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Vaccination, separation purification and culture techniques
Time of Update: 2021-01-20
, vaccination microorganisms to the artificial culture suitable for its growth and reproduction or the process of living organisms is called inoculation.
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Develop a widely used immuno-surveillance technique that may help determine whether an individual's
Time of Update: 2021-01-19
and different fragments of the virus, the current detection method may be other viruses (such as common cold virus) antibodies mistaken for COVID-19 infection produced antibodies, which in turn lead to false positive results. In order to develop new
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A Strategy for Selecting Data Mining Techniques in Metabolomics
Time of Update: 2021-01-18
Metabolomics data usually requires intensive pre-processing, analysis, and mining procedures.
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Ceramic crafts maintenance techniques and methods
Time of Update: 2021-01-17
The large body of the bottle, respect when moving because of the size of the large, generally two pieces of stitching together, so can not be a hand-held object on the upper neck.
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Fluorescence in Situ Hybridization Techniques for Cytogenetic and Genomic Analyses
Time of Update: 2021-01-17
Our description uses rice as a model for performing a complete FISH procedure, but the protocol can be readily adapted for other plant species.
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Container manufacturing VOCs emissions have standard governance techniques to treat the disease
Time of Update: 2021-01-14
Delta region, and called for the speedy introduction of standards for the discharge of volatile organic pollutants from key industries. " In order to improve the quality of the atmospheric environment in our province, improve the construction
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Techniques for Selecting Mutants from Plant Tissue Cultures
Time of Update: 2021-01-14
The theory and goals of mutant selection from plant tissue cultures have been reviewed extensively over the past few years (I-5), and will only be dealt with in a cursory manner in this chapter.
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Heterogeneity pollination plants have sex hybridization techniques
Time of Update: 2021-01-11
of heterogeneity pollinator plants have different flower structure, so it is necessary to understand these differences before de-pollination, cross-flower vegetables are currently the largest varieties, the most extensive cultivation area
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Heterogeneity pollination plants have sex hybridization techniques
Time of Update: 2021-01-08
different flower structure, so it is necessary to understand these differences before de-pollination, cross-flower vegetables are currently the largest varieties, the most extensive cultivation area of vegetables, and for the typical hetero
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The Technique of In Situ Hybridization: Principles and Applications
Time of Update: 2021-01-07
Hybridization Protocols , edited by K H. Andy Choo, 1994, andNonradioactive In SituHybridization Application Manual , Boehnnger Mannheim, 2nd Edition, 1996.
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The Technique of In Situ Hybridization: Principles and Applications
Time of Update: 2021-01-07
to In SituHybridization Protocols , edited by K H. Andy Choo, 1994, andNonradioactive In SituHybridization Application Manual , Boehnnger Mannheim, 2nd Edition, 1996.
