Understanding Battery Types, Components and the Role of Battery ...
2024年5月30日 · Batteries are perhaps the most prevalent and oldest forms of energy storage technology in human history. 4 Nonetheless, it was not until 1749 that the term "battery" was coined by Benjamin Franklin to describe several capacitors (known as Leyden jars, after the town in which it was discovered), connected in series. The term "battery" was presumably chosen …
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 DNA as that genetic material, 2 a discovery that enabled great strides in science. In the 1960s, viruses were employed to transfer genetic material into animal cells in a controlled manner and it was …
Next-Generation Sequencing (NGS): Definition and Overview
2024年10月28日 · With these immense technological advances, the human genome project was completed in 2003. 9 In 2005, the first commercially available NGS platform, or second generation (2G) as it has become, was introduced, able to amplify millions of copies of a particular DNA fragment in a massively paralleled way in contrast to Sanger sequencing. 10 NGS vs Sanger …
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 explore the basics of the Test and work through an example.
An Introduction to the Lateral Flow Test: Strengths, Limitations and ...
2024年5月2日 · Diagnostic testing is key in many areas including healthcare and preventative medicine, food safety and environmental monitoring. As such, analysts need appropriate and accurate assays suited to the sample type, analyte and testing environment that respect monetary, time and operator constraints.
Protein Purification: Techniques and Protocols Explained
2024年7月5日 · Protein purification is a process in molecular biology and biochemistry that involves isolating a specific protein from a complex mixture, often sourced from cells, tissues or other biological materials. 1, 2 This process is essential in many fields including: Biological research: to develop reagents like enzymes and antibodies that can be used as molecular …
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 of one or more nucleotides from a genetic sequence.; Insertion mutation – the addition of one or more nucleotides into a genetic sequence.; Substitution mutation – the switching out of one or …
Understanding Single-Cell Sequencing, How It Works and Its …
2024年2月26日 · Traditional next-generation sequencing (NGS) examines the genome of a cell population, such as a cell culture, a tissue, an organ or an entire organism.Its output is the “average genome” of the cell population. On the other hand, single-cell sequencing measures the genomes of individual cells from a cell population. 5 Nowadays, traditional methods are thus …
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 they work and what types of images they are able to capture. This article will overview SEM and TEM, including what they are, how they work, and how they compare to one another.<br /><br />
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.. Culture broth. Culture in liquid media, also known as a broth culture, gives the bacteria present easy access to the available nutrients compared to static bacterial colonies.