Category Archives: Microbiology

Differences Between Bacteria and Viruses

Although bacteria and viruses both are very small to be seen without a microscope, there are many differences between Bacteria and Viruses.   Bacteria are single-celled, prokaryotic microorganisms that exist in abundance in both living hosts and in all areas of the planet (e.g., soil, water). By their nature, they can be either “good” (beneficial) or “bad” (harmful)… Read More »

Differences between DNA and RNA

DNA stands for deoxyribonucleic acid, while RNA is ribonucleic acid. Although DNA and RNA both carry genetic information, there are quite a few differences between them. This is a comparison of the differences between DNA versus RNA, including a quick summary and a detailed table of the differences. SUMMARY OF DIFFERENCES BETWEEN DNA AND RNA DNA contains the… Read More »

WHO Approves World’s First-Ever Dengue Vaccine

The World Health Organization (WHO) on Friday endorsed the world’s first-ever vaccine for dengue fever, a potentially deadly mosquito-borne virus that threatens to infect close to half of the world’s population. Unlike malaria, there is no established cure for dengue fever, which can cause severe nausea, bone pain, headaches, rashes, bleeding and even death. The… Read More »

How to Tell a Viral Infection from a Bacterial Infection

Telling the difference between viral infections and bacterial infections is difficult even for physicians. Both have similar symptoms: fever and irritability. A misdiagnosis, however, can cause problems. The most common problem is when physicians prescribe antibiotics to patients with viral infections. Not only are they ineffective against that type of infection, their use builds resistance… Read More »

The 12 Deadliest Drug-Resistant Bacteria Have Officially Been Ranked

Know your enemy. In the face of rising antibiotic resistance, the World Health Organisation (WHO) has published its first ever list of the deadliest superbugs that threaten human health. This so-called dirty dozen encompasses 12 families of dangerous bacteria that have developed resistance to the drugs used to treat common infections. Antibiotic-resistance costs some 700,000 lives each year, and if the phenomenon… Read More »