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Eduardo Amaral Profile
Eduardo Amaral

@Eduardo92866960

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MSc. and PhD in Immunology. Staff Scientist @ NIH, NIAID/LCIM, Mayer-Barber's lab.

Bethesda, MD
Joined August 2021
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@OlzmannLab
James Olzmann
29 days
Excited to share our new study out in @NatureCellBio! Led by postdoc @MikeLangePhD, we identify the first #LipidDroplet lipid quality control pathway: LD-localized FSP1 protects stored lipids from oxidative damage and prevents LD-initiated #ferroptosis. https://t.co/QBM8e07IlC
nature.com
Nature Cell Biology - Lange et al. identify a lipid droplet quality control pathway in which FSP1 safeguards stored neutral lipids from lipid peroxidation, thereby preventing the induction of...
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@Chauhanlab_ILS
Santosh Chauhan
3 months
FROM CELL DEATH TO REGENERATION: What if dying cells -come back to life? Now online @embojournal I https://t.co/eOKTg6qVnk , we aim to answer this question. Here is the journey. If you🩷science, please dont 🛑till the end of 🧵, I promise you will not regret. 1/n
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@Linkermann_Lab
Andreas Linkermann
4 months
Glad to share our open access nature paper. Congrats to the three first authors and thanks to everyone involved! https://t.co/j3A1j5D5VJ
nature.com
Nature - 17β-oestradiol establishes an anti-ferroptotic state in female kidney tubules.
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@lai9uan
Lai Guan NG
4 months
Hot off the press in@ImmunityCP! 🔥 Proud to share our new perspective — a collaborative effort with fantastic colleagues — proposing a unified framework to classify neutrophil subpopulations. #ThePowerOfMany 👉 https://t.co/cSK5cHssDM
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@OlzmannLab
James Olzmann
11 months
Excited to share our new preprint! Exceptional work by postdoc @MikeLange identifies the first #LipidDroplet lipid quality control pathway! Droplet-localized FSP1 safeguards stored neutral lipids, blocking their peroxidation & #ferroptosis induction.🤩 https://t.co/x6OEzcSafI
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biorxiv.org
Lipid droplets (LDs) are organelles that store and supply lipids based on cellular needs. While mechanisms preventing oxidative damage to membrane phospholipids are established, the vulnerability of...
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@Lo_Zanzi
Ivan Zanoni
4 months
#WeekendRead! #EveryCellIsAnImmuneCell! Kaelberer Bohorquez &co show @Nature that via #TLR5 flagellin drives neuropeptide PYY release by gut colonic neuropod cells, activating vagal neurons that signal to #brain, reducing feeding via a “neurobiotic sense”!
nature.com
Nature - A study reveals a gut–brain sensory pathway through which the microbial component flagellin activates neuropod cells in the colon to signal the brain and reduce feeding in mice.
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@Lo_Zanzi
Ivan Zanoni
4 months
Thanks for sharing @LabWaggoner 😌!!
@LabWaggoner
Waggoner Lab
4 months
Host-derived oxidized phospholipids accumulate upon microbial encounter, epigenetically suppress IL-10, and exacerbate harmful inflammation @ImmunityCP @Lo_Zanzi https://t.co/5zn2P9b2ck
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@StabellBenn
Christine Stabell Benn
5 months
New paper on the non-specific effects of BCG vaccine: Priming monocytes with BCG induces glycolysis and lactate production. This results in increased inflammatory cytokine release upon restimulation with LPS and is linked to p300-mediated histone lactylation that can persist over
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@Lo_Zanzi
Ivan Zanoni
5 months
#WeekendRead #InterferonsFriendsOrFoes?! @RuthFranklinLab @RMedzhitov &co show @ScienceMagazine that macrophage-derived oncostatin M overcomes type I IFN detrimental effects during influenza lung infections by driving AT-II epithelial cell proliferation!
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science.org
Tissue repair programs must function alongside antiviral immunity to restore the lung epithelial barrier following infection. We found that macrophage-derived oncostatin M (OSM) counteracted the...
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@StabellBenn
Christine Stabell Benn
5 months
In a new paper, we hypothesize that intradermal administration of BCG to the human newborn leads to low-grade bacteremia and that this systemic dissemination improves protection against tuberculosis. The hypothesis is based on supporting observations including animal and human
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@OlzmannLab
James Olzmann
5 months
New preprint w/ the Dupage lab! FSP1 KO in Tregs / Tcells promotes tumor suppression, highlighting the therapeutic value & single-agent potential of FSP1 inhibition. A new paradigm for targeting ferroptosis in the immune system (not just in cancer cells). https://t.co/84JNnIdGXv
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biorxiv.org
A burgeoning approach to treat cancer is the pharmacological induction of ferroptotic cell death of tumor cells. However, the impact of disrupting anti-ferroptotic pathways in the broader tumor...
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@MazDivangahi
Maziar Divangahi
5 months
Happy to share our recent paper in @eLife showing the detrimental effects of β-Glucan in a murine LPS-model of lung injury This study was led by Renaud from @chubordeauxfr and incredible collaborators @erwan_pernet @kimaimytran Dr Poschmann @NantesUniv
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elifesciences.org
β-Glucan-mediated trained immunity activates alveolar macrophages which exacerbates acute lung injury induced by LPS.
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@MazDivangahi
Maziar Divangahi
5 months
Thrilled to share our study @ImmunityCP how a TB-vaccine (BCG) and a fungi fragment (b-glucan) synergistically train neutrophils against cancers A big shout out to @lfjuradoz the entire team and collaborators @JosefowiczLab @AjithaT4 @E_v_a_Kaufmann https://t.co/PrvPjdXx65
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@gabyrabi
Gabriel Rabinovich
6 months
I am excited to share our new paper coming out in @ImmunityCP . Wish to thank everyone who made this dream come true, to the great @AdaGBB, to all the increíble team and the institutions that supported our work in these difficult times
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@Lo_Zanzi
Ivan Zanoni
6 months
#WeekendRead! #BeyondPRRs! Witt, Russel Vance &co show @Nature that SP140 at the same time inhibits DNA viruses but also represses RESIST destabilizing interferon-b RNA, linking antiviral effector triggered immunity to multiple sclerosis & B cell tumors!
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nature.com
Nature - The antiviral protein SP140 negatively regulates Ifnb1 mRNA stability by directly repressing the expression of the immune regulator RESIST.
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@Lo_Zanzi
Ivan Zanoni
6 months
#WeekendRead! #EveryCellIsAnImmuneCell! @bgyipp &co show @ImmunityCP that nociceptor neurons dampen lung fibrosis by blocking vasoactive intestinal peptide release by alveolar macrophages, preventing neutrophil recruitment & NETosis which sustains fibrosis
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cell.com
Sensory innervation impacts several lung diseases, but whether it influences pulmonary fibrosis (PF) is unclear. Hiroki et al. report that depletion of TRPV1+ nociceptors leads to worsening of...
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@OlzmannLab
James Olzmann
6 months
Thrilled this paper is out! We solved the first cocrystal structure of FSP1 with an inhibitor (FSEN1), providing mechanistic insight & a foundation for medchem. Led by @AMegarioti & Sitao Zhang. A terrific collaboration with Da Jia. Brief Tweetorial! 1/9 https://t.co/9U7DSHJwIO
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pnas.org
FSP1 is an FAD-dependent oxidoreductase that uses NAD(P)H to regenerate the reduced forms of lipophilic quinone antioxidants, such as coenzyme Q10 ...
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@OlzmannLab
James Olzmann
7 months
Reminder: The 1st FASEB #Ferroptosis Meeting is this summer! Spectacular speaker lineup + short talks selected from submitted abstracts. It is going to be awesome! Trainees, newcomers & all interested are welcome! 📅 Abstract deadline: June 1, 2025. https://t.co/XF2CZdNJND
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