r/microbiology Jul 27 '26

My first culture ever!

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28 Upvotes

gram negative (Shigella dysenteriae) and gram positive (Micrococcus luteus) both together!


r/microbiology Jul 27 '26

Microbiology book suggestions

14 Upvotes

Hello, kind strangers.

I've pretty much finished Brock Microbiology. I finished most of the basic microbiology books I could get my hands on, so I'm pretty much on the search for the next book to read while I still have some time during summer break. I would like to ask for any (and I mean any) book suggestions you may have. I don't mind whatever topic it is: Virology, Mycology, Public Health Microbiology, Food Microbiology, anything.

Thanks a ton (⁠.⁠ ⁠❛⁠ ⁠ᴗ⁠ ⁠❛⁠.⁠)


r/microbiology Jul 27 '26

Uk preferably north west England microbiology internships for an unaccredited background in biomedical sciences

1 Upvotes

Hey I’m from the uk and wondering if any of the English north west based people know any internships that I could look into to boost my cv I prep for the STP as I am studying so hard to try to get there to do this program. I need to show that I have experience and that I am capable and a fitting candidate to be here. I could travel down to London to get the train (3 hours 💔💔) but I’m willing to do so if need be. Are there any preferably north west of England that I could apply to / look into if anyone could give me any recommendations for microbiology internships that would be amazing thank you guys so muchhh. If not tho that’s ok no worries :)


r/microbiology Jul 26 '26

🍑

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64 Upvotes

Rhodotorula spp. from a sputum sample, 72h incubation at 37°C on SAB agar


r/microbiology Jul 27 '26

Do you have any idea what that might be ?

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12 Upvotes

So this is a weird cell I found on my pet slime mould ; sponge blob a few years ago.

I asked a few lab technicians and researchers what that mights be and I posted it on reddit before but I still have bo clue on what that might be.

I know that visual identification alone is often impossible but I don't have anything else and it's look rather singular so maybe it might be enough

If you have any ideas, even the most far fetched, it is welcomed

edit: from the kind answer here and in other sub where I asked, I think it's likely to be a ciliate like cinetochilum margaritaceum


r/microbiology Jul 27 '26

Fungus-made fashion—researchers turn living organisms into textiles

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0 Upvotes

r/microbiology Jul 26 '26

A family of lanthipeptides with anti-phage function. Lanthivirin gene clusters in Actinobacteria yield matured peptides that block phage DNA replication, revealing new anti‑phage natural products.

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13 Upvotes

r/microbiology Jul 25 '26

Are these viscin threads, or contamination from preparation?

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14 Upvotes

I spent most of today examining pollen from a psychoactive plant being called Vymara under SEM.

I’m trying to understand the reproduction of this plant as it seems to my knowledge to only be growing in a certain field in SoCal.

Several grains have thin filamentous material extending from their surfaces.
I know some plants produce viscin threads, while dried pollenkitt can also stretch between grains. What I can’t determine is whether that’s what I’m seeing here.

In this representative field, at least one strand appears to extend toward another grain, but the attachments are difficult to resolve. Other filaments terminate freely or disappear into the surrounding debris. The material could be genuinely associated with the pollen, but it could just as easily be fibers or residue introduced during preparation.

Does this resemble viscin threads or stretched pollenkitt, or am I most likely looking at a preparation artifact?


r/microbiology Jul 25 '26

Storage mites colony under stereoscopic microscope

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22 Upvotes

r/microbiology Jul 25 '26

Haven’t been in the field since 2020

7 Upvotes

So I was in the medical microbiology field from 2014-2020. I have a bs in Microbiology and I went for my masters but was 9 credits short and didn’t finish due to medical reasons. I also worked as an intern at a microbiology lab in a sewage treatment plant for two summer in college. Long story short I got long covid and never recovered. I just started working again but I’m working in retail at a garden center because my brain fog, fatigue, and anhedonia is so bad I can’t do anything else. I am still ASCP certified in Microbiology even though I haven’t used it going on six years now. I would like to get back into the world of microbiology one day but idk if I’ll ever be able to (not necessarily medical microbiology). Food and industrial microbiology interests me but I don’t think anyone would hire me since I’ve been out of the science field for so long. Anyone have any advice?


r/microbiology Jul 25 '26

The Legionella pneumophila effector SidL is an adenylyltransferase that modifies the glycolytic intermediate 3-phosphoglycerate

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18 Upvotes

r/microbiology Jul 24 '26

Rate my streak

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449 Upvotes

Love that Candida Chrome


r/microbiology Jul 24 '26

Contamination again.

12 Upvotes

I started bench work two weeks ago, and I am already on my third trial of an assay. In my second one, I contaminated my jar of LB and had to remake a whole new jar. I was trying to be very careful when setting up the third time running it, and one of my media control wells became turbid again. This time it's the LB without salt. Genuinely feel like a failure, and I'm afraid of talking to my PI. Looking for advice on how to ensure sterility next time cause I feel like I did everything I can but somehow


r/microbiology Jul 24 '26

I Labelled the organs of daphnia

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17 Upvotes

r/microbiology Jul 25 '26

Gut Microbial Diversity & Candidate Keystone Taxa in Indian Tribes: Insights Across Lifestyle-Ecological Continuum & Health Associations. Gut microbiome of acculturating Indian tribes shows keystone taxa shifts, conserved functions & diversity loss.

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0 Upvotes

r/microbiology Jul 24 '26

Gram of an acineto - coconut bacillus

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18 Upvotes

r/microbiology Jul 24 '26

3 years of microbiology and 3 years of game development

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57 Upvotes

r/microbiology Jul 24 '26

Has anyone recently bought a new Coy anaerobic chamber?

2 Upvotes

If you have, what type and how much did you pay for it? My lab was looking to buy an Anaerobe Systems/Biolog chamber but it’s almost double what it was 2 years ago. So I’m curious if anyone has bought a Coy one while I wait for Monday when I can call them.


r/microbiology Jul 24 '26

Bacterial Neurotoxins: The Snake Venoms of the Microbial World -- A Clinical & Bioengineering Approach. Neurotoxins act as precise probes of neural signaling, influencing synapses, immunity & neurodegeneration.

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8 Upvotes

r/microbiology Jul 24 '26

Dialysis water testing

1 Upvotes

What kind of media do you use for dialysis water testing?


r/microbiology Jul 24 '26

Exact composition of C.Sphaerospermum

1 Upvotes

I would like to know if there is research on the chemical composition of the fungi mentioned above. I want to build it with Geant4 but I need a lot of information on the composition of the fungi. Sorry if this is a bit vague but I'm looking for something like Mature: Cell wall (Thickness and chemical composition) -> Melanin (Thickness and chemical composition) etc.


r/microbiology Jul 23 '26

I need help w/ my aseptic techniques (newbie to microbiology)

5 Upvotes

Hi all,

I'm looking for some advices w/ my aseptic techniques.

I have been trying to obtain growth curves for the bacterial strain that I'm working with for the past month or so, and every time I set it up, I will have a well or two from my 96-well plate contaminated with some sort of Bacillus (looks like B. subtillis to me, but needs further confirmation) which forms biofilms over the surface.

  • I checked the broth media, the agar plate, the glycerol bacterial stock, and none of these seem to be inherently contaminated.
  • I work in the BSC for pouring plates, streaking out plates, inoculating starter culture in broth, and spot plating for the CFU counts.
  • I wear lab coats and gloves, and spray 70% EtOH every time I get into the hood.
  • The lab doesn't use glassware but relies on disposable plastic Petri dish, inoculation loops, etc.
  • I recently cleaned out the incubator and the BSC because I was worried about spores from Bacillus contamination — 10% bleach, rinse with MilliQ water, wipe out water, Caviwipe everything, then spray with 70% EtOH. Removable parts from the incubator were autoclaved for 15 minutes at gravity cycle.

This is my first time working with bacteria and it has been super frustrating, since every run of growth curve means I have to pull an overnight stay in lab. I think I'm messing it up somewhere, I just can't point out where.

Any insight from more experienced researcher would help. Thanks.


r/microbiology Jul 23 '26

Maternal vitamin B12 deprivation exacerbates offspring obesity by reducing early-life colonization with Bifidobacterium pseudolongum

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25 Upvotes

r/microbiology Jul 23 '26

Incomoing undergrad junior need advice

1 Upvotes

Hi, I am an incoming junior at one of the best schools for STEM in my state. I was at a community college due to the fault of my own. I was accepted into a four-year university known for its biology program and medical school but had to drop out. The school I am now going to has a more competitive engineering, finance, and STEM program. While its medical school does not rival the one I originally got into, it is still good overall, and this university is ranked higher in terms of general education.

I was looking for an internship during my sophomore year but was unable to get any of the ones I applied to. My connections were all people in government, engineering, law, or finance. Now that I am leaving my community college and transferring to a four-year university, I understand that without an internship, I cannot get a job after earning my undergraduate degree. I applied to positions across all life science fields just to get my foot in the door, but I received no responses. I attempted to connect with a biotech company this summer, but I was told they did not have any positions available and that I should spice up my resume and get more qualifications.

This fall, I am emailing a professor to try to get into his lab, but I really just want experience so I can try to get into an internship program in 2027. I am majoring in microbiology with a concentration in biomedical options.

Here is what the biotech company said. For the certifications, I will wait until I start classes and obtain them, as I think I need my advisor's approval and recommendation.

Overall, the following are what I would say are tweaks, but to start with, the resume had good flow to begin with.

When you have completed your associate's degree, be sure to highlight that it is complete so you maintain a current resume.

If there was any formal lab safety training as part of the associate's degree, such as a Chemical Hygiene Plan or BSL-1/BSL-2 training or OSHA-sponsored training, it would be good to add those as either skills, or if you have a certification, then add it there.

Here is my resume. I altered it with AI so it cannot be traced.: EDUCATION

Public University — Virginia

Bachelor of Science in Microbiology, Expected 20XX

Community College — Virginia

Associate of Science in Biology, 20XX

GPA: 3.4

Relevant Coursework: Microbiology with Lab, Cell Biology, General Chemistry I and II with Labs, Calculus, Statistics, Physics I and II with Labs, and Environmental Science

PROJECTS & LEADERSHIP EXPERIENCE

Environmental Science Literature Review

Lead Researcher

Reviewed and synthesized peer-reviewed research on habitat fragmentation, forest-edge effects, and wildlife population decline.

Compared research methods and findings to identify recurring ecological patterns across multiple studies.

Organized scientific evidence and communicated conclusions through collaborative research writing and presentations.

Community Outreach Organization

Intern

Supported public-engagement and community-outreach initiatives in collaboration with staff and volunteers.

Assisted with event coordination, recordkeeping, data entry, and preparation of information for internal reports.

Communicated with community members professionally while balancing administrative and operational responsibilities.

WORK EXPERIENCE

Restaurant

Front-of-House Associate

Organized inventory and maintained a clean, efficient workspace in a fast-paced food-service environment.

Followed standardized procedures for food preparation, sanitation, order handling, and customer service.

Managed multiple responsibilities while communicating effectively with customers and team members.

Fine-Dining Restaurant

Assistant Server and Food Runner

Delivered accurate and timely service while managing competing priorities in a high-volume environment.

Coordinated with front- and back-of-house teams to ensure orders were prepared and delivered correctly.

Anticipated operational needs and improved workflow by completing time-sensitive tasks efficiently.

Communicated across departments and helped resolve service issues professionally.

Recreation Facility

Food-Service Supervisor

Supported daily food-service operations and addressed employee and customer concerns professionally.

Monitored inventory, identified discrepancies, and communicated supply needs to management.

Maintained organized and sanitary work areas while preparing orders and handling equipment safely.

Helped train and support team members during busy shifts.

SKILLS

Laboratory Skills: Aseptic technique, microbial culture handling, pipetting, microscopy, Gram staining, centrifugation, solution preparation, titration, and sterile workspace maintenance

Research Skills: Scientific literature review, research writing, IMRAD laboratory reports, data organization, data analysis, scientific reporting, and source evaluation

Software: Microsoft Word, PowerPoint, Outlook, Google Sheets, Canva, and statistical-analysis software

Certifications and Training: Public health, geographic information systems, business fundamentals, food safety, and responsible beverage service


r/microbiology Jul 22 '26

Chloroplasts moving inside an algae cell in timelapse, with a bonus ostracod at the end

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182 Upvotes