Here are five top colleges in Bangalore known for their strong microbiology programs:

1. Indian Institute of Science (IISc), Bangalore
- Department: Department of Microbiology and Cell Biology
- Programs: Offers integrated Ph.D., Ph.D., and M.Sc. programs in Microbiology and Cell Biology.
- Highlights: Renowned for its research-intensive programs and state-of-the-art facilities.

2. Bangalore University
- Department: Department of Microbiology
- Programs: Offers undergraduate (B.Sc.), postgraduate (M.Sc.), and Ph.D. programs in Microbiology.
- Highlights: A well-established public university with a strong emphasis on research and academic excellence.

3. Christ University, Bangalore
- Department: Department of Life Sciences
- Programs: Offers undergraduate (B.Sc.), postgraduate (M.Sc.), and Ph.D. programs in Microbiology.
- Highlights: Known for its holistic education approach, state-of-the-art infrastructure, and industry collaborations.

4. St. Joseph's College (Autonomous), Bangalore
- Department: Department of Microbiology
- Programs: Offers undergraduate (B.Sc.) and postgraduate (M.Sc.) programs in Microbiology.
- Highlights: One of the oldest and most prestigious institutions in Bangalore with a strong focus on research and academics.

5. Mount Carmel College, Bangalore
- Department: Department of Life Sciences
- Programs: Offers undergraduate (B.Sc.) and postgraduate (M.Sc.) programs in Microbiology.
- Highlights: Known for its excellent faculty, research facilities, and industry tie-ups.

Please note that the rankings and reputations of educational institutions can change over time. It's advisable to visit the official websites of these colleges or consult recent rankings and reviews to get the latest information on their microbiology programs, admission criteria, faculty, and infrastructure.