C&T Round Up for June 2024!

Issue 271 | June 28, 2024
7 min read
Capsid and Tail

For this month, we found some super interesting phage papers, heard about phage-vectored vaccine production, and more!

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Evergreen 2025 is happening, and for the first time in its 50-year history, we’re taking it on the road!

Save the date for the 26th Biennial Evergreen International Phage Meeting, which will be held August 3-8, 2025, at the University of Tennessee, Knoxville!

Hosted by the Phagebiotics Research Foundation, the Denes Lab, and UTK colleagues, this event aims to bring the magic of Evergreen to a new location.

Follow @Evergreen_Phage on X for updates, or stay tuned here — Jan and Jess are excited to help co-run this again next year!

What’s New

Jonas Fernbach (ETH Zurich) and colleagues used the PhagePromoter algorithm to identify intergenic loci in the S. aureus phage K genome for targeted payload integration, and validated their approach by engineering recombinant phages with bioluminescent reporters. Their study shows how integrating computational approaches into phage engineering can streamline the process.

Computational biologyBioinformaticsPhage engineering

Deepto Mozumdar (UCSF) and colleagues show that jumbo phage ΦKZ assembles a lipid vesicle upon infection. This early phage infection (EPI) vesicle contains phage proteins, DNA, host lipids, and membrane proteins. It protects the phage genome, enables early transcription, and facilitates transfer to the phage nucleus.

Jumbo phagesLipid vesiclePhage nucleus

Helena Shomar from Institut Pasteur and colleagues identified over 2000 lanthipeptide biosynthetic gene clusters in Actinobacteria with anti-phage defense properties, which they termed “lanthiphages”. These clusters, often found in defense islands, confer anti-phage defense to Streptomyces coelicolor.

LanthipeptidesAnti-phage DefenseActinobacteria

Sophia Zborowsky (Institut Pasteur) and colleagues demonstrate that alveolar macrophages reduce pulmonary phage density in a murine pneumonia model, limiting phage therapy efficacy against P. aeruginosa.

Phage therapyMacrophagesPseudomonas aeruginosa

Chujin Ruan (China Agricultural University) and colleagues have shown that phage predation of E. coli during surface-associated growth increases plasmid transfer. They found that predation slows spatial demixing of two E. coli populations, increasing cell-cell contact and conjugation, and that this occurs even without antibiotic selection for the plasmid.

Phage predationPlasmid transferSpatial demixing

Latest Jobs

Human ViromeMicrobial-Associated DiseasesSystems Biology
The Integrative Viromics Lab (University of Calgary) has openings for 2 graduate students to study the human virome’s impact on health and disease (including the vulture virome!), using systems biology and experimental approaches.
PhD projectPhage therapyImmune system
University of Leicester has an open PhD position to characterize the immunogenic potential of therapeutic phages.
Program ManagerFunding
DARPA seeks a Program Manager to lead and manage high-risk, high-reward research programs in emerging technologies. (*We need more phage people in these roles! Plus you get to work with Mike Koeris!)

Community Board

Anyone can post a message to the phage community — and it could be anything from collaboration requests, post-doc searches, sequencing help — just ask!

The Phage Bioinformatics Wish List Survey is live!

(Thanks to the 31 respondents to date! The data is shaping up to be super informative!)

This survey aims to better understand the needs and satisfaction levels of phage biologists regarding various functions and bioinformatics tools used for phage sequence analysis, particularly in support of phage therapy. Your insights are invaluable in guiding future developments in this field.

This survey has been prepared by Bishoy M. Zaki and Ramy K. Aziz. It is not affiliated with any private or academic organization to which they belong.

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C&T Round Up for June 2024!

Profile Image
Product designer and co-founder of Phage Directory
Co-founderProduct Designer
Twitter @yawnxyz
Skills

Bioinformatics, Data Science, UX Design, Full-stack Engineering

I am a co-founder of Phage Directory, and have a Master of Human-Computer Interaction degree from Carnegie Mellon University and a computer science and psychology background from UMBC.

For Phage Directory, I design and build tools, and help write and organize Capsid & Tail.

I’ve previously worked at the Westmead Institute, for the Iredell lab at Phage Australia. There, I helped connect bioinformatics outputs and databases like REDCap, Google Drive, and S3-compatible storage systems.

Currently, I’m building and designing AI-centric tools for biology, including experimenting with protein models, biobank databases, AI-supported schema and data parsing, and bioinformatics workflows. Hit me up at [email protected] if you’re curious to collaborate!

Hey everyone,

Summer is finally here! But as you know, Jess and I moved to San Francisco, and “summer” is mostly indistinguishable from any other season here. The city stays a nice “balmy” 20C around the year… but it could be worse!

As Summer is turning the corner, we’re now prepping for the Fall schedule of Capsid & Tail — We’ll be reaching out to some of you phage phans in the next few weeks — for thought pieces, behind-the-paper discoveries, and more!

I know quite a few of y’all have created new phage startups, moved up to very impressive positions, and the community would love to hear what that’s been like. Send me a note and I’ll help guide you through the writing process — [email protected]

Speaking of moving to places and positions, Jess has been spending most of her days getting up to speed at the Bollyky lab at Stanford. She’d love to write about their new initiatives and projects, but she’s been trying to find some pockets of time here and there to jot it all down. As for me, I’ve also been building lots of AI (and non-AI) computational and data engineering systems. We’re overhauling a lot of our Capsid & Tail writing processes — from how we read papers to how we write our Jobs listings. We’re also rethinking most of Phage Directory from ground up (which is why the site has been neglected for some time now) — and how it’ll work with Capsid & Tail, next year’s Evergreen, and so on. Much of it’s still in the very early days, but exciting things are coming!

Oh, if you have any wild ideas about what Phage Directory could or should be doing — from being a biobank data catalogue — to a fully translated, searchable Russian/Georgian phage research paper library, to… some kind of chatbot — please let me know at [email protected]! No idea is too crazy!

~ Jan

Here’s what we’ve covered this month:

Insights from the 6th Bacteriophage Therapy Summit 2024

by Michael Shamash

In this recap of the 6th Bacteriophage Therapy Summit in Boston, Michael Shamash live-tweeted the event and focused on some areas he thought was interesting, particularly the use of phages in the agrifood, animal health, and agriculture sector. Companies like PhageLab, NexaBiome, and Proteon Pharmaceuticals showcased their progress in using phages in livestock a food spoilage, and discussions emphasized the need for standardized phage dosing protocols to optimize treatment efficacy. Check out his live tweets in the article!

Our Phage Picks for June 2024!

by Jan Zheng

This month’s Phage Picks are packed with phage bioinformatics papers (sorry). Evelien’s team compared Illumina and ONT sequencing for viral genomes from fecal samples, revealing that Illumina excels in resolving genomes while ONT captures broader viral diversity. Another standout was a machine learning model predicting Klebsiella phage-host infectivity, complete with a detailed, reproducible Jupyter Notebook. Additionally, a study on A. baumannii showed phage resistance incurs a cost to virulence, and another paper uncovered a novel antibiotic-phage synergy mechanism preventing lysogeny. I actually had too many papers for this month, so I’ll try to share them in the next few picks!

Building a SEED library for One Health

by Jonathan Moore

This was a cool article covering a way of using phages that I’d never heard of. Jonathan describes how his SEED system works, around producing vaccines using lactococcal phage-vectored technology. He highlighted how the SEED platform, developed by his non-profit GSD Bio, aims to prevent epidemics by enabling on-site vaccine production without the need for complex infrastructure. Jonathan emphasized the system’s simplicity and potential to address global health access issues, particularly in combating diseases like SARS-CoV-2 and H5N1 avian influenza.

This is a really interesting angle, and I hope those who are interested in phage-vectored production reach out to Jonathan.


C&T Throwback!

Given all the new advancements in AI, large language models, protein models, etc. we’re actually making more, not less, use of the pre-LLM machine learning models! Don’t forget about Piotr Tynecki, part of the OG team that set up a phage/host prediction system, using NLP no less!

PhageAI and natural language processing for in silico characterization of the phage life cycle

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