An Introduction to Biosafety Levels

An Introduction to Biosafety Levels

Biological agents, including bacteria, viruses, parasites, and fungi, are categorized into four biosafety levels (BSL), each indicating a different threat level. These levels increase progressively, with level one organisms posing the least risk and level four the greatest. This article details each biosafety level, explaining their necessity and providing examples of organisms handled at each level.

Concept graphic of water to represent hydrogen bonds.

Hydrogen Bonds Explained: What They Are and Why They Are So Important in Biology

Hydrogen bonds are critical non-covalent bonds essential for the structural integrity and function of almost all biological molecules, particularly DNA and proteins. This article explains the fundamental chemistry of hydrogen bonds and nomenclature and highlights why they are critical for life.

A professional network represented by a concept still life composition
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Personal Advice on Building Your Professional Network. It Takes a Village

A successful career in science is as much about the people as it is about the results. In this article, get tips from a successful scientist on what constitutes a healthy professional network and learn how to build one. From befriending writers to avoiding expertise mismatches, start working towards your career goals by reading this advice.

A Short History of Cell Biology

A Short History of Cell Biology

Our journey to understanding that single cells are the fundamental units of life traces back to groundbreaking scientific milestones, such as the invention of the microscope, which revealed individual cells, and advancements like the discovery of fluorescent proteins and electron microscopes that have enriched our insights into the intricate structure and function of cells. Dive into a short history of cell biology.