If you are at #ICORS2025π¦πΊπ¦, Iβd love to see you at my talk in the OA Molecular Biology session starting at 11:15a today, Oct 8th! Iβm also super excited to be sharing the session with my friend and fellow UMich lab alum, @jointcrosstalk.bsky.social !
07.10.2025 20:09 β
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Our paper on enhancing the repair of #RotatorCuff tears using pharmacologic methods to recruit endogenous MSCs is out in AJSM today! The project was fun, but I can't say enough about my amazing co-authors. Read it here:
journals.sagepub.com/doi/10.1177/...
30.05.2025 14:06 β
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Thanks for showing me around the new lab space and St. Louis!βοΈ Exciting things are ahead for the Joint Crosstalk Lab!
12.05.2025 20:52 β
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cdejulius.bsky.social
@maerzlab.bsky.social @cdejulius.bsky.social @jointcrosstalk.bsky.social
24.04.2025 02:51 β
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Come check out work from the Maerz Lab at OARSI 2025! #OARSI2025 π°π·
24.04.2025 02:47 β
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Check out our latest preprint showing promise for treating joint pain @jointsintheworld.bsky.social
23.03.2025 14:07 β
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Matrix-producing neutrophils populate and shield the skin
Nature - A population of neutrophils in the skin produces extracellular matrix, providing a defence strategy by reinforcing the barrier properties of the skin and helping to block the entry of...
Excited to post for the first time to present our exciting new paper @Nature. The fruit of massive work by Tommaso Vicanolo, @alazozcan.bsky.social and Jackson Li, and our superb collaborators Laiguan and Stefan Uderhardt. True teamwork!
Free link: rdcu.be/eeeA2
www.nature.com/articles/s41...
19.03.2025 21:28 β
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This system, MoJO, while formally know as βMobile Joint Injury Operatorβ is lovingly referred to in the lab as the βMobile Joint Obliteratorβπ
14.03.2025 21:01 β
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A standardized, open-source, portable model for noninvasive joint injury in mice
Preclinical models of osteoarthritis (OA) are crucial for the study of disease mechanisms and for the development of critically-needed disease-modifying therapeutics. While surgical OA models, such as the destabilization of the medial meniscus (DMM), have been the gold standard in the field for decades, noninvasive joint loading-based models have increased in popularity and utility. To facilitate standardization of the noninvasive anterior cruciate ligament rupture (ACLR) model in mice, we present the Mobile Joint-Injury Operator (MoJO) - an open-source protocol with accompanying fixtures and data, designed for a low-cost, commercially-available, portable uniaxial testing system with a small footprint. We provide 3d-printable fixture designs and a rapid, highly-repeatable ACLR-mediated joint injury protocol that results in the expected post-traumatic osteoarthritis phenotype in male and female C56Bl/6 mice. We then describe the expected mechanical data from the injury procedure and offer various troubleshooting strategies. Finally, we summarize the resultant PTOA phenotype by knee hyperalgesia testing, ΞΌCT imaging, flow cytometry, and histological assessment. Increased standardization of this model is a critical aspect of the overall refinement of animal models of OA. ### Competing Interest Statement The authors have declared no competing interest.
Ending the week with a new Maerz lab preprint! @maerzlab.bsky.social
We present an open source protocol for the ACLR model, with designs for 3D printable fixtures, QC and analysis codes, troubleshooting tips, representative data, and expected phenotyping outcomes.
www.biorxiv.org/content/10.1...
14.03.2025 21:01 β
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Check out the awesome work from the Maerz Lab at #ORS2025! Iβll be giving my talk on Monday at 3:25p - hope to see you there!
@orssociety.bsky.social
08.02.2025 15:33 β
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I know there is a lot going on right now, but I think some happy news is still worth sharing - I will be defending my PhD on March 18th! This has been my most difficult, yet most rewarding journey and Iβm incredibly grateful for the support that I have received along the way. DM me for zoom info!
29.01.2025 16:17 β
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Hi Dr. Pattison, it looks like I canβt DM you directly, but I sent you a message the old fashioned way! By that I mean emailπ§, and not carrier pigeonπ¦
02.01.2025 23:40 β
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Sign me up!!π€©
17.12.2024 20:39 β
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