Textbook Question
Why is the following description used for wounds that are susceptible to C. tetani infection: “. . . Improperly cleaned deep puncture wounds . . . ones with little or no bleeding . . .”?
965
views
21. Principles of Disease
Introduction to Pathogenic Toxins
1:37 minutesProblem 10
Textbook Question
Ergot alkaloids are produced by some strains of the genus _____ .
Verified step by step guidance1
Identify the genus of fungi known for producing ergot alkaloids, which are toxic compounds affecting plants and animals.
Recall that ergot alkaloids are secondary metabolites produced by certain fungi that infect cereal grains, especially rye.
Recognize that the genus responsible for producing ergot alkaloids is Claviceps, particularly Claviceps purpurea.
Understand that Claviceps species infect grasses and cereals, forming sclerotia that contain ergot alkaloids.
Conclude that the genus producing ergot alkaloids is Claviceps.
Verified video answer for a similar problem:This video solution was recommended by our tutors as helpful for the problem above
Video duration:
1mKey Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Ergot Alkaloids
Ergot alkaloids are a group of bioactive compounds produced by certain fungi. They have significant pharmacological effects, including vasoconstriction and neurotransmitter modulation, and are historically known for causing ergotism in humans and animals.
Genus Claviceps
The genus Claviceps consists of fungi known for infecting cereal grains and producing ergot alkaloids. Claviceps purpurea is the most studied species, responsible for the ergot contamination of rye and other grasses.
Recommended video:
Guided course
05:22
Scientific Naming of Organisms
Fungal Secondary Metabolites
Secondary metabolites are compounds produced by fungi that are not essential for growth but can provide ecological advantages. Ergot alkaloids are an example, serving roles in defense and interaction with host plants.
Recommended video:
Guided course
02:33Primary & Secondary Metabolites
Related Videos
Related Practice