Biology Online is a Biology blog and dictionary site that provides up to date articles on the latest developments in biological science. The Biology Online Dictionary is a completely free and open dictionary with over 60,000 biology terms. It uses the wiki concept, so that anyone can make a contribution.
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biomolecule for vascular youth
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One of the hallmarks of old age is vascular aging. Researchers found that a biomolecule, β-Hydroxybutyrate (BHB), can serve as a key to turning the time around. Apparently, BHB has anti-aging effects on the vascular system.       β-Hydroxybutyrate – a biomolecule     β-Hydroxybutyrate is a biomolecule with a chemical formula, C4H803. Many…

mitochondrial DNA and stress
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We often hear that stress can be unsettling as it could make us ill when it becomes chronic and overwhelming. However, is there really a biological ratification behind it? Is it scientifically founded? Apparently, independent studies hinted a biological connection indicating how stress can cause biological damage, and eventually lead to certain ailments. And, the…

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Whale shark is a slow moving carpet shark and known as the largest extant fish species. It has a very huge mouth yet it feeds almost exclusively on plankton and small fishes. In marine biodiversity records whale shark showed the longest migratory path. Migratory behavior of marine species has been subject for research studies since…

plant defense
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When herbivore, such as an insect, nibbles a plant leaf, the plant sets off an “SOS” or distress signal as one of the various plant defense strategies. This was based on what a team of researchers headed by Masatsugu Toyota observed. Accordingly, the injured leaf makes the distant undamaged leaves aware that it is being eaten.…

biology of forgetting - post-traumatic stress disorder
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Our brain tends to forget things that we wish we would always remember. And yet, it cannot forget certain things we wish never occurred and existed. How does your brain forget? And, can your brain forget on purpose? By nature, the human brain forgets. Inopportunely, the biological mechanism underlying this brain process is poorly understood.…

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Porphyromonas gingivalis is a bacterium commonly associated in periodontitis a chronic inflammatory disease in the oral cavity.  Periodontium is composed of periodontal ligament, cementum, alveolar bone and gingiva. Porphyromonas gingivalis is a gram-negative bacterium that contains toxic components. It is characterized by the presence of edema and destruction of tissue supporting the teeth. In which…

rosehip neuron
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Dubbed as “rosehip neuron“, a new brain neuron recently discovered is unique based on its morphology and the set of genes it activates. Neuroscientists recently uncovered this new type of neuron from postmortem human brain samples. They presumed that this rosehip neuron occurs in the brain of humans but not in rodents.   Rosehip neurons…

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Seaweeds are macroscopic multicellular algae that have been used as food since ancient time. It was originated in Japan and then China particularly to the people who lived near the coastal areas. In addition to its nutritional value, seaweeds are rich source of structurally diverse bioactive compounds including polysaccharides, phlorotannins and pigments. Because of this,…

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One of the crucial needs that arise during or after a devastating natural disaster is the availability of the “universal” blood type O. The increased demand for blood surges following the aftermath of a catastrophy. Storms, hurricanes, and earthquake calamities are major causes for an abrupt call for blood donations. Researchers from the University of…

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