Let's Talk Micro

Originally published in November 30 2023, in this episode, Dr. Pei Zhou from the Duke University School of Medicine joins the podcast and talks to Luis about LPC-233. This is a compound that shows bactericidal activity against some gram-negative rods. LPC-233 is an LpxC inhibitor. What is LpxC? How does LPC-233 works? What are some challenges of developing LpxC inhibitors? Tune in to find out. Lin...

Originally published on October 13, 2022, this episode features Luis in conversation with Dr. Paul Hergenrother from the University of Illinois. Dr. Hergenrother discusses Fabimycin, an antibiotic candidate targeting gram-negative bacteria. What is Fabimycin's mechanism of action? Which bacteria is it active against? Is there any intrinsic resistance? Tune in to find out! Link to article: https://...

A great way to end season 3! In this episode Dr. Cullen Lilley talks to Luis about his textbook : A Concise Review of Clinical Microbiology . Dr. Lilley is a pathology resident, with a Microbiology background, and a Let's Talk Micro listener! Tune in to learn about what is in this microbiology textbook, what is Ace my Path, what are the roles of a pathologist and more. Link to Ace My Path: https:/...

In the laboratory we routinely use molecular testing to identify organisms in blood cultures. We also incubate body fluids in blood culture bottles. What if we could use those same tests to identify organisms from body fluids? In this episode Christina Cox and Joel Mortensen join the podcast to talk about this. They performed a study where they used the cobas® eplex system (GenMark) to identify or...

In this episode of Let's Talk Micro , we're revisiting the topic of respiratory cultures — a cornerstone in clinical microbiology. We'll go over the different types of respiratory specimens, common pathogens recovered, and how to handle yeast when it shows up in cultures. We'll also cover rejection criteria — when a sample should not be processed — and the pitfalls that can affect interpretation....

In this episode Luis is joined by Dr. Crystal Icenhour to talk about the microbiome, more specifically, the human microbiome. What organisms typically make up the microbiome? Do they change between areas of the body? What are some applications for the microbiome? Tune in for another great episode. Questions? Feedback? Send those to letstalkmicro@outlook.com Want to support the podcast? Here's how:...

ASM Microbe 2024 took place in Atlanta Georgia from June 13-17. Check out this bonus episode where Luis discusses his two events, favorite posters, and more. Questions? Feedback? Send those to letstalkmicro@outlook.com Want to support the podcast? Here's how: Venmo: https://venmo.com/u/letstalkmicro Buy me a Ko-fi: https://ko-fi.com/letstalkmicro

Research in MLS? In this episode Grace Leu-Burke, director of the Medical Laboratory Sciences (MLS) program at the University of Alaska in Anchorage, returns to the podcast. She talks to Luis about the research program the MLS students are involved in. They culture scat from moose, bears, and geese, perform identification and susceptibility testing, and more. What kind of antimicrobial resistance...

In this episode Luis talks to Dr. Madeline Barron about urinary tract infections (UTIs). Clinical Microbiologists work closely with urine cultures and recover many organisms and perform susceptibility testing. However some questions come to mind. What causes a UTI ? What organisms are typically seen in UTIs? Any treatment options other than antimicrobials? Tune in to find out. Madeline Barron's ar...

Luis and Andrea are back to talk AMR! This time they are joined by Dr. Alyssa Walker to go over polymyxins . As usual they go over important questions such as mechanism of action, intrinsic resistance, applying the interpretation of one drug to another, and more. What media used in the laboratory has colistin in it? Don't miss another great episode. Questions? Feedback? Send those to letstalkmicro...

Regresa la serie en Español. Luis y Maridaliz discuten la tinción de gram. Cómo se prepara la laminilla? Cúales son los reactivos y el proceso? Qué diferencia hay entre bacterias gran-positiva y gram-negativa? Sintonizen a este episodio para aprender sobre una de las pruebas mas importantes en Microbiología Clínica. Preguntas? Comentarios? Envíen un correo electrónico a letstalkmicro@outlook.com D...

Have you been in a job or career that you feel is not a good fit for you? Perhaps you want to try something different but do not know how to get there? Sometimes you might be dreading going to work or just feel unhappy. In this episode Luis talks to Dr. Duane Newton. Duane is a microbiologist with extensive training and at one point in his career he describes feeling "miserable". What did he do to...

In this episode Luis talks to Grace Leu-Burke, Program Director and professor at the University of Alaska in Anchorage (UAA) Medical Laboratory Sciences Program. She joins the podcast to talk about her career and talks about the MLS program at UAA. She goes over the Microbiology curriculum, the importance of biochemical testing, and more. She also talks about the research that her students are con...

As a microbiologist, you might have worked on a project or validation that involved organisms from the AR Isolate Bank. You might have asked where they came from and you were told that they were obtained from the Center for Disease Control and Prevention (CDC). What is the Antimicrobial Resistance Isolate Bank (AR Bank)? What organisms are part of this bank? What are they used for? In this episode...

The next episode of the AMR series is here! Luis and Andrea are joined by Dr. Brandon Hill to talk about the Tetracyclines. What is the mechanism of action of this antimicrobial group? What drugs are part of it? Is there any intrinsic resistance? Tune in for another great episode where we "break down" antimicrobials. Questions? Feedback? Send those to letstalkmicro@outlook.com Want to support the...

Originally released as episode 76, in this episode Luis continues going over Bacillus . Now that we know its groups and what diseases they are implicated on, it's time to talk about media and morphology. What do the colonies look like? What is MYP agar? PEMBA? Tune in to find out. Questions? Feedback? Send those to letstalkmicro@outlook.com Want to support the podcast? Here's how: Venmo: https://v...

Originally released as episode 75, in this episode Luis talks about Bacillus and related genera. What are the species that are part of this genus? Which species cause food poisoning? What about endophthalmitis? What are spores? Tune in to find out. Questions? Feedback? Send those to letstalkmicro@outlook.com Want to support the podcast? Here's how: Venmo: https://venmo.com/u/letstalkmicro Buy me a...

In this episode Luis continues going over Corynebacterium . In the last episode he mentioned some media that is used to isolate Corynebacterium diphtheriae . Have you heard of cystine tellurite agar? How about Tinsdale agar? What type of testing is there for the diphtheria toxin? What test systems can identify C. diphtheriae ? Tune in to learn more about this organism and how this media works. Que...

Back to the gram-positive rods! This week Luis goes back to gram-positive rods: Corynebacterium this time. The episode starts with an overview: gram stain, biochemicals, morphology, and species. What do you know about Corynebacterium diphtheriae ? Does it always cause diphtheria? What is a pseudomembrane? Tune in and download this episode to learn about this genus that has some species commonly se...

What is antimicrobial stewardship ? What is a hospital antibiogram? In this episode Dr. Timothy Gauthier joins the podcast and talks to Luis about antimicrobial stewardship. Dr. Gauthier is a pharmacist and creator of the IDstewardship.com and Learnantibiotics.com websites. He is also the author of a book titled Learn Antibiotics. Luis asks him about what antibiotics are used to treat certain orga...

What is the Doctor in Public Health (DrPH) degree? What kind of work does it prepare you to do? What concentrations does this degree has? In this episode Luis talks to Dr. Jill Roberts, an associate professor at the University of South Florida (USF). Dr. Roberts is the director of the DrPH with a concentration in Public Health and Clinical Laboratory Science and Practice degree program at USF. Wha...

Microbiology in high school ? Must people take biology in high school, but microbiology is not typically an option. Those of you that are microbiology lovers, would you have taken it had there been an option? Well, check out this episode where Meredith Townsend, a high school teacher joins the podcast to talk to Luis about teaching microbiology to her students. She talks about the curriculum, grad...

In this episode Luis continues going over Listeria : testing and media. First he goes over two test systems that can detect Listeria in blood, and then he goes over media. Have you heard of Oxford or Palcalm agar? How about chromogenic agar for Listeria ? Tune in to continue learning about this critical organism. Questions? Feedback? Email those to letstalkmicro@outlook.com

Luis is talking micro in this episode. We continue our journey over gram-positive rods. This time is about Listeria . What are the virulence factors of Listeria ? What is its morphology? Biochemicals? Tune in to learn about this critical organism, its resemblance to another pathogen, ways of identifying it, atypical presentations, and more. Questions? Feedback? Send those to letstalkmicro@outlook....

You requested it and it is here! Dr. Kristen Smith joins the podcast to talk about the American Board of Medical Microbiology (ABMM) certification. What is the ABMM certification? How does it help you professionally ? What are the requirements? CPEP fellowship? Tune in to listen to Dr. Smith answer these questions and more. Link to American Society for Microbiology ABMM information: https://asm.or...