Learning Goal: I’m working on a microbiology case study and need an explanation

Learning Goal: I’m working on a microbiology case study and need an explanation and answer to help me learn.Use the link
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6147393/ for the article. Why did the scientists perform the study (i.e., description of background)?
What was the hypothesis (or hypotheses) under investigation?
What were the major results and did they support or negate the hypothesis? Which key techniques were used to achieve these results?
Why are the results significant and do they point to further/future studies? In other words, why does this article matter and what should or could be done next?
Why did you choose this particular article to review? Was it interesting, informative, clearly written, or none of the above?
Compose your review in APA format and include:A title page
Answers to the questions above in paragraph format (2 or more pages)
A reference page with the reference for your article and any other sources used in your review.
Requirements: 4-5 page total, including title page and reference page