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I spent years as a lab rat as a grad student studying malaria and as a postdoc studying nuclear proteins. I discovered my passion lay not with conducting experiments but with talking and writing about science with both my colleagues and non-scientist friends and family. This led me to transition away from the bench and into the world of science communication. I am passionate about serving as a liaison between the world of science and the world at large and making science accessible.
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Ultramicrotomy is the process by which a sample is cut into very thin slices or “sections”, usually for imaging by transmission electron microscopy (TEM) or relatively new techniques using scanning electron microscopy (See Array tomography in three-dimensional scanning electron microscopy for biology). This technique requires a bit of finesse, and this article will help you…
Sometimes the biggest hurdle to mastering a new topic is mastering the vocabulary. To help you master optical fibers I put together this illustrated glossary of Optical Fiber Vocabulary. Read this along with my first article “Introduction to Optical Fibers” and you will be well on your way to mastering optical fibers. Acceptance Angle The…
The human brain autofluoresces—a funny thought next time you see a cartoon character with a bright idea and a light bulb over his head—but not so funny if you are attempting immunofluorescence analysis. But there are some significant advantages to using fluorescence detection over chromogenic methods. In this article, I will cover the advantages of…
Need to stain Gram-negative organisms? You should consider the Warthin-Starry stain.
In Part 1 of this Guide, we learned about the importance of support, resources and objectives when choosing a fluorescence microscope. We continue this guide by looking at everything from filters to warranties. You should get these filters… Quality of the barrier filters and dichroic mirrors are the deciding factor on how well you can…
Tissue processing for histology is a key step between fixation and embedding. We take you through the steps of tissue processing in this simple guide.
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