An Introduction to Transfection, Transfection Protocol and …
2024年5月10日 · In 1928, Griffith proposed the “transforming principle” having observed that bacterial cells could take up foreign hereditary genetic material. 1 This led to the discovery of …
GC-MS Principle, Instrument and Analyses and GC-MS/MS
2024年2月16日 · The sample mixture is first separated by the GC before the analyte molecules are eluted into the MS for detection. 1 They are transported by the carrier gas (Figure 1 (1)), …
An Introduction to Culturing Bacteria - Technology Networks
2024年1月24日 · Whichever medium is chosen, this may be in liquid form as a broth culture, or agar may be added to set the media and allow bacterial cells to be grown on a solid surface.. …
Genetic Modification Techniques and Applications
2024年1月4日 · As mentioned, different types of genetic modification can be made, including: Gene knockout – the removal or inactivation of a target gene.; Deletion mutation – the removal …
Mann-Whitney U Test: Assumptions and Example - Technology …
2024年3月25日 · The Mann-Whitney U Test, also known as the Wilcoxon Rank Sum Test, is a non-parametric statistical test used to compare two samples or groups. In this article, we …
SEM vs TEM - Technology Networks
2024年1月24日 · Scanning Electron Microscopy (SEM) and Transmission Electron Microscopy (TEM) are the two most common types of electron microscopy. TEM and SEM differ in how …
NMR Spectroscopy Principles, Interpreting an NMR Spectrum and …
2024年2月22日 · Nuclear magnetic resonance (NMR) spectroscopy is a physicochemical technique used to obtain structural information about molecules. It is based on the physical …
UV-Vis Spectroscopy: Principle, Strengths and Limitations and ...
2023年12月18日 · Ultraviolet-visible (UV-Vis) spectroscopy is a widely used technique in many areas of science ranging from bacterial culturing, drug identification and nucleic acid purity …
Agarose Gel Electrophoresis, How It Works and Its Uses
2024年2月2日 · Agarose gel electrophoresis is a form of electrophoresis used for the separation of nucleic acid (DNA or RNA) fragments based on their size. Negatively charged DNA/RNA …
DNA vs. RNA – 5 Key Differences and Comparison
2024年1月22日 · What are the three types of RNA? Messenger RNA (mRNA) copies portions of genetic code, a process called transcription, and transports these copies to ribosomes, which …