Microbiome Session 35

Question 1

What are pathogens ?

Answer 1

• They are bacteria , viruses and parasites that are found in animals and transmitted to humans

Question 2

How can pathogens be transmitted both directly and indirectly ?

Answer 2

• Direct through bites and feeding : Zika virus , Dengue virus , Malaria and rabies
• Indirect through environmental contamination : Hantaviruses , SARS-CoV-2 , Flu , bacteria in food and water

Question 3

What is a similarity between pathogens and human microbiota ?

Answer 3

• they both are present in the living organism without causing disease , its a commensal relationship

Question 4

How does the new and old world Hantaviruses differ in terms of what it causes ?

Answer 4

• Old world causes hemorrhagic fever with renal syndrome
• New world causes Hantavirus cardiopulmonary syndrome

Question 5

which animal carries the arena virus and how can humans be effected ?

Answer 5

• Multimammate rats carry it
• Humans can be affected directly or indirectly through contaminate urine , faces , saliva in environment