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Megan gained a PhD in Toxicology from the University of Washington and is an experienced scientific and technical writer/editor.
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Everybody has to die at some point. But fortunately, the death of a cell does not mean the end of the organism, at least for us metazoans. Indeed, controlled cell death a.k.a apoptosis, or programmed cell death, is an integral part of the biology of all organisms, from nematodes on up. Apoptosis is central to…
Working in a lab can be a smelly business. Let’s countdown some of the worst lab smells! Then, you can suggest your own.
As noted in the previous post on Model Organisms, Dictyostelium discoideum is a popular model for studying fundamental aspects of cell-cell communication and chemotaxis. This is a soil-living social amoeba grows as separate, independent cells that interact to form multicellular structures when challenged by adverse conditions such as starvation. Up to 100,000 cells signal each…
The term “model organism” is often used in research, to describe species that are extensively studied to understand particular biological phenomena. We say “model,” because there is usually the expectation that discoveries made in the organism model will be representative of related taxonomic groups. In particular, model organisms are widely used to explore potential causes…
Like yin and yang, apoptosis has a duality. While it is is a pathway used in the normal maintenance and development of tissues in healthy organisms it also had a dark side. As you can imagine, apoptosis is a tightly regulated process – controlled by the integration of multiple pro- and anti-apoptotic signals. Ultimately the induction…
The fourth Thursday of November marks the annual tradition in the U.S. called Thanksgiving. Originally, Thanksgiving was a religious holiday that has sinced turned secular and became a national holiday in 1941. Now, for families celebrating Thanskgiving, it is a time to cook a whole lot of food and eat way too much pumpkin pie….
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