abarral

Dr. B's microbio stuff

Science EN ↓ 66 episodes

Just audio recordings of microbiology lectures for students who want to listen without needing to watch a video. Based on the OpenStax microbiology textbook.

Author

abarral

Episodes

Bacterial Transcription and Its Regulation Part 1 Tropp Chapter 12 06.08.2024 44:53

Transcription https://youtu.be/SMtWvDbfHLo?si=m4-1aJ-10r2vIt49 Lac operon https://www.youtube.com/watch?v=h5p05aFzWdA All regulation lac https://www.youtube.com/watch?v=2sMFswbOgKk

Transposable elements Tropp Chapter 11 05.08.2024 47:56

Video Cut and paste https://www.youtube.com/watch?v=XYZHMGUGq6o Antibody gene recombination video https://youtu.be/7O87sbbMW7A?si=MAZPjJLPYiq-WdSZ

Double-Strand Break Repair and Homologous Recombination Tropp Chapter 10 31.07.2024 35:15

DNA Damage and Repair Tropp Chapter 9 27.07.2024 49:46

Different types of DNA damage: UV, ionizing radiations, alkylating agents Repair mechanisms

DNA Replication Tropp Chapter 8 21.07.2024 38:47

DNA replication in prokaryotes DNA replication in eukaryotes Videos to watch: https://www.youtube.com/watch?v=oCFN5WUoLRI&t=139s https://www.youtube.com/watch?v=27TxKoFU2Nw https://www.youtube.com/watch?v=62gUb84nWAA

Viruses in Molecular Biology Tropp Chapter 7 19.07.2024 48:21

Bacteriophages Animal viruses

Genetic Analysis in Molecular Biology Tropp Chapter 6 16.07.2024 18:48

Fruitfly, E.coli, and the humble yeast: organisms used for molecular biology and genetics research.

Chromosomes Tropp Chapter 5 13.07.2024 41:37

Bacterial vs eukaryotic chromosomes Types of chromatin Brief summary of mitosis/meiosis Nucleosomes: https://www.youtube.com/watch?v=gbSIBhFwQ4s Centromeres and telomeres

Molecular Biology Technology Tropp Chapter 4 09.07.2024 47:28

Electrophoresis, ultracentrifugation, PCR, restriction enzymes, DNA sequencing, examples of mol bio techniques often used in a lab.

Nucleic Acid Structure Tropp Chapter 3 07.07.2024 29:33

We talk about some general aspects of DNA structure, denaturation, Tm, and renaturation. Helicases, topoisomerases, gyrase. Positive and negative supercoil: https://www.youtube.com/watch?v=5hwaDamU-jo&t=219s Playdoh of DNA coiling https://www.youtube.com/watch?v=3QWA-tFdGN8

Proteins part 2 Tropp Chapter.2 06.07.2024 52:39

Dr. B talks protein structural levels and enzymes. Check out the Foldit game: https://fold.it/

Proteins part 1 Tropp Chapter 2 05.07.2024 31:41

Dr. B talks about amino acids and some protein purification techniques. Check these out: Video about aspartame: https://www.youtube.com/watch?v=92r1oOul0kM Amino acid summary: https://youtu.be/shM19vvmhWE?si=erXDL-e0oLNeIUVz SDS-PAGE information: • https://www.labxchange.org/library/items/lb:LabXchange:1aba8e2f:video:1 • https://www.labxchange.org/library/items/lb:LabXchange:e2258a52:video:1 •Simu...

Photosynthesis special 13.09.2023 32:39

Cool animation: https://youtu.be/jlO8NiPbgrk?si=PIC15dKBkbCDtlvS Lab girl: an excellent book about being a female scientist and plants, helped me to appreciate plants much more: https://www.amazon.com/Lab-Girl-Hope-Jahren/dp/1101873728

Lab special: Safety rules & microscope handling 31.08.2023 25:08

Quick review of the importance of safety in the microbiology lab Salmonella infection from teaching labs: https://www.cdc.gov/salmonella/typhimurium-07-17/index.html#:~:text=CDC%20and%20public%20health%20officials,were%20reported%20from%2016%20states.

Welcome to dr. B's Microbio stuff 27.08.2023 4:02

Dr. B explains why she started this podcast and what to expect content wise in the near future.

Fungal diseases special 26.08.2023 10:34

Commentary on an article by Maryn McKenna in Wired magazine: https://www.wired.com/story/the-battle-against-the-fungal-apocalypse-is-just-beginning/