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Posts by Facundo Romani

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Spatial distribution of isoprenoid enzymes and MpABCG1 transporter influences sesquiterpene accumulation in Marchantia polymorpha oil bodies - Communications Biology A study maps terpene biosynthesis in Marchantia polymorpha oil bodies and identifies the ABC transporter MpABCG1 as a key factor for endogenous sesquiterpene accumulation in oil bodies, informing future metabolic engineering strategies.

The research, led by Dr Edith Forrestier whilst at the @jimhaseloff.bsky.social lab @camplantsci.bsky.social is published in ‘Communications Biology’: tinyurl.com/ypfd54xr

@fromani.bsky.social @cambridgebiosci.bsky.social @cam.ac.uk #PlantsAtCambridge

1 day ago 4 4 0 0
Dividing cells of Marchantia polymorpha near the apical meristem expressing a phase-specific marker (MpCDKB, yellow). Credit: Facundo Romani

Dividing cells of Marchantia polymorpha near the apical meristem expressing a phase-specific marker (MpCDKB, yellow). Credit: Facundo Romani

Schematic model of the simple cell-cycle control system in Marchantia. Credit: Facundo Romani

Schematic model of the simple cell-cycle control system in Marchantia. Credit: Facundo Romani

Latest research from @jimhaseloff.bsky.social's lab @camplantsci.bsky.social sheds new light on the evolution of plant cell division & could unlock new ways to engineer crop growth.

👉 tinyurl.com/5n7h2n58

@fromani.bsky.social @ignacybo.bsky.social @cambridgebiosci.bsky.social 🧪

1 week ago 14 6 0 0
Study uncovers 450-million-year-old blueprint for plant growth | Department of Plant Sciences Cambridge researchers have identified a minimal toolkit of genes that controls how plants grow, revealing a biological system that has remained virtually unchanged for over 450 million years.

Press release: www.plantsci.cam.ac.uk/news/study-u...

1 week ago 3 0 0 0
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The final version of our Marchantia cell cycle paper is now published. A much improved version compared to the preprint. Cyclins, repressors, and more. Thanks to co-authors and reviewers. #PlantScience. academic.oup.com/plcell/advan...

1 week ago 51 24 6 1
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Ever wondered how the #cuticle, a hallmark of land plants, was established?

In our latest study, we show that the CUTIN SYNTHASE enzyme family was a key driver of this evolutionary innovation. #plantscience

▶️ www.biorxiv.org/content/10.6...

A thread 🧵 [1/8]

3 weeks ago 88 39 4 1

Our first study on how the leaf succulent Kalanchoë laxiflora makes stomatal subsidiary cells is finally peer-reviewed & out - and it made the cover! 🌵 🧬 🔬
doi.org/10.1126/scia...
Despite 150 years of evolution, grasses and Crassulacean succulents use the SAME gene to make subsidiary cells! 🤯

3 weeks ago 76 29 3 1
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New paper! A study from the Berger lab at the GMI of the ÖAW has been published in PLOS Genetics. Read the publication titled “Chromatin state architecture governs transcription factor accessibility across plant genomes” here: doi.org/10.1371/jour...

3 weeks ago 11 3 0 0
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Diversification of functional requirements for proteolysis of auxin response factors - Nature Communications Auxin-dependent ARF transcription factors are subject to proteolytic degradation. Using the liverwort Marchantia polymorpha, de Roij et al. show that this degradation evolved early in the ARF family, ...

Previously on @biorxiv-plants.bsky.social now in final published version: www.nature.com/articles/s41...

1 month ago 43 26 1 2
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Local agricultural transition, crisis and migration in the Southern Andes - Nature In the Uspallata Valley, agriculture was adopted by local populations, as evidenced by genetic continuity from earlier hunter-gatherers to farmers; maize-dependent groups from the same regional p...

How did farming reach the Southern Andes? Through migration or cultural transmission? Our new paper in @nature.com combines ancient DNA, isotopes, archaeology & paleoclimate to reconstruct 2,000+ years of history in Uspallata, Mendoza.
www.nature.com/articles/s41...
A Thread🧵 (1/25+)

1 month ago 67 32 6 5
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Please RP 🕊️: Postdoc position in my budding group at OIST. Looking for a colleague to work at the interface of chloroplast biology, evo-devo, and synthetic biology. More info here 📃: www.oist.jp/careers/post...

1 month ago 39 26 2 2
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Saliooooo el número 5 de la Revista Carnotaurus!!

El tortugo Jorge, la tortuga gigante extinta Helianthochelys, océano plástico, evolución del Homo sapiens, parankylosaurios argentinos, unos ratoncitos de Holmberg, el tiburón espinillo, y más, en un número muy 🐢

1 month ago 12 6 1 1
Framework for microbiome-inspired functional synthetic communities

Framework for microbiome-inspired functional synthetic communities

One of the biggest challenges in microbial biotechnology? Unlocking the potential of non-model microbes and synthetic communities! Glad to share our review @sonjablasche.bsky.social @simonemozzachiodi.bsky.social @kiranrpatil.bsky.social @cambridgebiosci.bsky.social🧵(1/7) doi.org/10.1016/j.co...

1 month ago 65 30 3 2
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a sign that says save the date in orange letters ALT: a sign that says save the date in orange letters

The #nonseedUK26 meeting will be held at the Royal Botanic Garden Edinburgh on 15th December 2026. Please save the date. Further details will follow 😃

1 month ago 10 7 0 1
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An unconventional Rubisco small subunit underpins the CO2-concentrating organelle in land plants In many algae, photosynthesis is boosted by biophysical CO2-concentrating mechanisms, which pack the CO2-fixing enzyme Rubisco into liquid-like organelles called pyrenoids. Engineering C3 crops with a...

Our work on #hornwort #pyrenoids is finally out in @science.org! 🎉 We uncovered how hornworts pack their Rubisco into pyrenoids and successfully recreated them in Arabidopsis. A key step toward engineering more efficient photosynthesis in crops @btiscience.bsky.social www.science.org/doi/10.1126/...

1 month ago 144 74 6 8

1/ ✨ New preprint alert ✨

It is my pleasure to share:
"Stepwise evolution of the developmental and symbiotic functions of DELLA in land plants"

Here we investigated the role of the single GRAS transcription factor DELLA in #MyMarchantia

doi.org/10.64898/202...

#PlantScience
A thread...

1 month ago 49 38 5 2
Spatial distribution of isoprenoid enzymes and MpABCG1 transporter influences sesquiterpene accumulation in Marchantia polymorpha oil bodies - Communications Biology A study maps terpene biosynthesis in Marchantia polymorpha oil bodies and identifies the ABC transporter MpABCG1 as a key factor for endogenous sesquiterpene accumulation in oil bodies, informing futu...

New paper from the lab. Important insights into the compartmentalisation of terpene biosynthesis in Marchantia oil body cells. #PlantScience #SynBio www.nature.com/articles/s42...

1 month ago 21 14 0 0
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Join us at the #SEBconference Florence 2026 to discuss #Plant Robustness! 🌱🔥

@kaspervangelderen.bsky.social and I are organising the P12 session "Plant robustness from molecules to ecosystems" with the support of @greenrobust.de

Check the program and submit your abstract by March 6th! 👇

1 month ago 19 15 0 0
Addgene: OpenPlant Kit Use the OpenPlant toolkit for genetic engineering of the plant synthetic biology model Marchantia polymorpha.

The OpenPlant kit is finally available from Addgene as... a kit :)
www.addgene.org/kits/haselof...
@addgene.bsky.social #marchantia #synbio

1 month ago 26 11 0 1
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Really happy to see this one out: www.sciencedirect.com/science/arti... Alibek's drive & great coll w/ friends @gekaragoz.bsky.social & E. Hallacli resulted in a cool story that starts with our beloved #Marchantia and ends with iPSC-derived neurons 🤩🤪 A short 🧵

1 month ago 119 53 6 7

#Synbio

2 months ago 2 0 1 0
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Marchantia might seem an unlikely biotech crop, but it’s worth trying. In Aurore’s thesis, we pushed this concept by engineering the auronidins with MpMYB14 and using the pigments to dye cotton. It ended up giving a very unique and beautiful product. #PlantScience www.biorxiv.org/content/10.6...

2 months ago 58 19 1 3
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New preprint! The same TFs can drive distinct regulatory programs depending on where they bind.

TSS → rapid stress responses

Intronic & upstream → cell-type programs

Enhancer-like CRMs → embryo/meristem programs

Coding-sequence binding → repression
www.biorxiv.org/content/10.6...

2 months ago 19 7 0 0
PNAS Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...

1/9 Our latest paper on immunity mechanisms in Marchantia just out @pnas.org ! 🔽

Close collaboration between our former PhD students @karimaelm.bsky.social and @chloe-beaulieu.bsky.social !

and the old gard @jacquet-chris.bsky.social @maximebonhomme.bsky.social

www.pnas.org/doi/10.1073/...

2 months ago 54 36 4 2
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Please share!
PhD position (4 years) available in my group @zmbp-tuebingen.bsky.social. We look for candidates with solid aptitude in computer science to cross disciplines and use cutting edge imaging to understand host infection by destructive plant pathogens.
uni-tuebingen.de/universitaet...

2 months ago 48 69 2 1

Half of the problems in the western hemisphere can be solve by having an official ID.

2 months ago 0 0 1 0
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Silvia Rojas, brigadista forestal: “El fuego no espera y el Estado llegó tarde” Desde Mallín Ahogado, Silvia Rojas, brigadista forestal e integrante de la organización Sur a Sur, describe una realidad que no entra en partes oficiales. El incendio sigue activo en sectores clave, l...

My mom, Silvia, is my hero. Living abroad while everything is on fire is difficult, but at least I know she is there taking care of the forest. www.vertices.com.ar/contenido.ph...

2 months ago 14 1 1 0
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One of the most rarest and enigmatic bryophytes is now in the lab: Takakia lepidozioides. Thanks to the IMSC and Reski lab at Freiburg for maintaining them. #PlantScience

2 months ago 21 2 0 0
Auxin signaling dynamics during Ceratopteris male development in response to antheridiogen. The six panels contain confocal time-lapse images showing auxin signaling dynamics in Ceratopteris male gametophytes expressing the DR5v2::ntdTomato transgenic reporter, grown on conditioned fern medium. A male gametophyte was live-imaged every day from 1 to 6 days after germination (DAG). The panels show projection views of tdTomato signals (Fire LUT). The white arrowhead (top left panel) indicates the initial DR5 signal in the early developing prothallus, while yellow arrowheads (top row) indicate DR5 signals in developing rhizoids. Cyan arrowheads and white dashed circles highlight DR5 signaling dynamics during antheridium initiation and maturation. Color bars represent the relative intensity of DR5 signals in Fire LUT images, with low intensity shown in black, intermediate intensity in blue to red, and high intensity in yellow to white. The color scale applies to the entire prothallus but excludes the spore coat. Scale bars: 50 µm.

Auxin signaling dynamics during Ceratopteris male development in response to antheridiogen. The six panels contain confocal time-lapse images showing auxin signaling dynamics in Ceratopteris male gametophytes expressing the DR5v2::ntdTomato transgenic reporter, grown on conditioned fern medium. A male gametophyte was live-imaged every day from 1 to 6 days after germination (DAG). The panels show projection views of tdTomato signals (Fire LUT). The white arrowhead (top left panel) indicates the initial DR5 signal in the early developing prothallus, while yellow arrowheads (top row) indicate DR5 signals in developing rhizoids. Cyan arrowheads and white dashed circles highlight DR5 signaling dynamics during antheridium initiation and maturation. Color bars represent the relative intensity of DR5 signals in Fire LUT images, with low intensity shown in black, intermediate intensity in blue to red, and high intensity in yellow to white. The color scale applies to the entire prothallus but excludes the spore coat. Scale bars: 50 µm.

Ferns alternate between asexual #sporophyte & sexual free-living #gametophyte. This study uncovers the mechanism of male-to- #hermaphrodite conversion in the #fern #Ceratopteris, revealing a novel role for #auxin biosynthesis during #meristem formation @plosbiology.org 🧪 plos.io/4k5EcAU

2 months ago 9 2 0 0
image of a maize inflorescence meristem that is labeled by the plasma membrane marker PIP2-CFP and BAM1D-YFP.

image of a maize inflorescence meristem that is labeled by the plasma membrane marker PIP2-CFP and BAM1D-YFP.

nph.onlinelibrary.wiley.com/share/JAIVZX...

Excited to share my latest work in @newphyt.bsky.social. Here, we used TurboID proximity labeling with CLAVATA receptors FEA3 and BAM1D in maize meristems to better understand the signaling pathways important for meristem regulation. #PlantScience

2 months ago 72 32 6 0