Chapter 9 Corynebacterium species and Rhodococcus equi Genus Characteristics The Corynebacterium species belong to the Corynebacteriaceae family of the Actinomycetales order. They are small, short, pleomorphic Gram-positive rods (about 0.5 µm…
Chapter 3 Serological diagnosis Serological testing is generally less expensive and easier to perform than the isolation or detection of an infectious agent, particularly virus. Clinicians often request serological screening…
Chapter 7 Staphylococcus species Genus Characteristics The staphylococci are Gram-positive cocci with an average diameter of 0.8 to 1 µm, that tend to be arranged in pairs, tetrads, or more often,…
Chapter 5 The isolation of viruses and the detection of virus and viral antigens Virus isolation Virus isolation is traditionally the definitive criterion against which other diagnostic methods are assessed….
Chapter 40 The pathogenic yeasts Yeasts are common in the environment, often found on plants or associated with plant materials. They are also found as commensals of the skin and…
Chapter 14 Bacillus species Genus Characteristics Bacillus species are large, Gram-positive, endospore-forming rods. They are known to produce resistant endospores in the presence of O2 with one exception, B. infernus….
Chapter 21 Pasteurella, Mannheimia, Bibersteinia and Avibacterium species Genus Characteristics The genera Pasteurella and Mannheimia belong to the family Pasteurellaceae along with other genera such as Haemophilus and Actinobacillus. Pasteurella…
Chapter 26 Haemophilus and Histophilus species Genus Characteristics There have been a number of recent name changes to members of the Haemophilus genus. The species Histophilus somni now encompasses the…
Chapter 19 Aeromonas, Plesiomonas and Vibrio species Genus Characteristics The genus Aeromonas is a member of the family Aeromonadaceae, in the class Proteobacteria. The genus has undergone a number of…
Chapter 42 The pathogenic Zygomycetes Zygomycosis (older term phycomycosis) is an all-embracing term for an infection due to a fungus in the taxonomic Class Zygomycetes, phylum Zygomycota. Most of these…
