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Definition of Dermatophytes Dermatophytes are a common label for a group of three types of keratinophilic fungi that infect keratinized tissues causing diseases known as dermatophytoses and they are Trichophyton, Microsporum, and Epidermophyton that commonly cause skin, nail, and hair disease in our body. Differences among Trichophyton, Microsporum, and Epidermophyton The …
Introduction of Staphylococcus and Micrococcus Staphylococcus (pleural-staphylococci) is spherical, non-motile, gram-positive in singles, pairs, and clusters. On nutrient agar, growth is opaque and golden yellow or white color. Catalase and coagulase test positive (Staphylococcus aureus), oxidase negative, aerobic or facultative anaerobe. Parasite of humans and …
Introduction of Streptococcus pneumoniae and Viridans streptococci Streptococcus pneumoniae is also called pneumococcus and pneumococcus is the commensals of the upper respiratory tract. It is an important etiological agent of pneumonia and otitis media in children that differs from streptococci in its morphology (diplococci), bile …
Introduction of Amoebic dysentery and Bacillary dysentery Amoebic dysentery or amoebiasis is an intestinal infection caused by a unicellular (protozoan) parasite, Entamoeba histolytica whereas bacillary dysentery or shigellosis is a bacterial disease caused by a group of non-motile bacteria called Shigella species. Differences between Amoebic …
Introduction LAMP stands for Loop-mediated Isothermal Amplification while PCR full form is polymerase chain reaction and LAMP is the nucleic acid amplification assay. The lamp is a newer technique whereas PCR is older. The LAMP is comparatively more efficient and cost-effective than PCR testing. Differences …
Introduction of Antigen Versus PCR for SARS-CoV-2 Antigen and PCR tests in COVID-19 patients are the most common assays applicable for laboratory diagnosis of COVID-19 caused by a virus, severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2). The antigen is a foreign substance that induces an …
Introduction of Simmons and Koser’s citrate Simmons citrate medium is a solid medium due to having agar. It is also an indicator medium due to the presence of phenol red. To say test positive, there should be growth and color change of the medium. Koser’s …
Introduction of Transudates and Exudates Transuadtes are serous cavities fluids that accumulate as a result of non-inflammatory mechanisms while exudates are serous cavities and tissue fluids which accumulate due to inflammatory processes. Differences between Transudates and Exudates The Differences between transudates and exudates are as …