DBSUMI meeting April 5-9 2022
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DBSUMI meeting April 5-9 2022

The Developmental Biology of the Sea Urchin and Marine Invertebrates (DBSUMI) is an international meeting where research on echinoderms and other marine invertebrates is shared in workshops, poster sessions and presentations. We look forward to seeing those that can make it in person and virtually. 

DBSUMI is scheduled for Tuesday to Saturday, April 5-9, 2022 at MBL, Woods Hole MA.

Check Echinobase or the conference website for updates.

The schedule for the 2022 meeting.

 

FINAL

The International Conference for the Developmental Biology of the Sea Urchin and Other Marine Invertebrates XXVI (2022)

TUESDAY April 5th 2022

Pre-meeting Workshop 

1-2 pm BAC RECOMBINEERING AND APPLICATIONS (Hinman/Buckley Labs)

2-3 pm CRISPR Gene Editing  (Wessel Lab)

3:30-5:30 pm Echinoderm Genomics Greg Wray and McClay Labs

 

START OF MAIN MEETING Tue April 5th

 

Plenary I. Opening Session

Chair: Veronica Hinman (CMU)

7:00 pm Introduction and Welcome to the meeting (Organizing Committee)

(Chair: Veronica Hinman)

7:00 pm.      Eulogy to Kowalevsky medal recipient Mary Rice.  Billie Swalla.

7:15 pm:     1. Eric Davidson Memorial Lecture: Robb Krumlauf (Stowers Institute). Gene regulatory networks governing head development in vertebrates 

8:00 pm:    2. EMBO Keynote Lecture: Ina Arnone (Stazione Zoologica). From gene regulatory networks to cell type evolution

8:30 pm:    3. Early Investigator Lecture: Kate Buckley (Auburn). Analysis of cellular and transcriptional immune responses reveals both deep conservation and evolutionary novelty among deuterostomes

9 pm - 11 pm Social mixer

Poster Session 1

 

WEDNESDAY April 6th 2022

 

Plenary 2. Stem Cells and Regeneration / Evolution of GRNs

Chair: Jessica Gray (Harvard)

8:55 am

4. Paola Oliveri (UCL). Regeneration in Brittle Stars

9:20 am

5. José García Arrarás (U. Puerto Rico). Intestinal regeneration in adult sea cucumbers; cellular events and signaling pathway

9:45 AM 

Coffee Break

10:10 am

6. Veronica Hinman (Carnegie Mellon). Mechanisms of regeneration in sea star larvae

10:35 am

7. Kristen Koenig (Harvard University). Neurogenesis and notch signaling in the cephalopod retina

11:00 am

8. Billie Swalla (U. Washington). The tale of degenerate ascidian tails

 

11:30am - 1:30pm Lunch (with Robb Krumlauf: Getting your work published; Dave McClay: Grant Writing)

 

Plenary 3. Cell Biology of Early Embryos and Germ cells

Chair: Nathalie Oulhen

1:30 pm

9. Gary Wessel (Brown). 

1:55 pm

10. Julia Morales (Station Biologique de Roscoff). Translation of eIF4B mRNA drives the dynamics of the first mitotic divisions triggered by fertilization in sea urchin embryos

2:20 pm

11. Mamiko Yajima (Brown). Dynamic metabolic regulation is essential for embryonic patterning in the sea urchin

2:45 pm

Coffee Break

3:10 pm

12. NIH Speaker. TBD

3:35 pm

13. Brad Shuster  (New Mexico State). Rho GTPases and the regulation of cellular mechanics during meiotic maturation

4:00 pm

14. Alex McDougall (Sorbonne Université). Ascidian invariant cleavage



Concurrent 1. Skeletogenesis+

Chair: TBD 

4:25 pm

C1. Majed Layous (U. Haifa). The role of ROCK and physical properties in skeletogenesis

4:40 pm

C2. Margherita Perillo (Brown). Mechanisms of tube elongation and germ cell migration during development of the sea star embryo 

4:55 pm

C3. Carolyn Remsburg (U. Delaware). miR-31 regulates cytoskeletal dynamics to impact the formation of the mitotic spindle.

5:10 pm

C4. Alexandra T Lion (BU). Perturbation of the P-body component DDX6 reveals a potential connection between developmental timing and skeletal patterning

 

Concurrent 2. Evolution

Chair: Saoirse Foley (CMU)

4:25 pm

C5. Phil Davidson (Duke): Cis-regulatory element evolution underlies gene network rewiring during rapid life-history divergence in sea urchins

4:40 pm

C6. Vanessa Barone (UCSD). Cell-cell contact formation and Wnt/β-catenin signaling in echinoderm embryos

4:55 pm

C7. Laurent Formery (Hopkins). Partial conservation of antero-posterior patterning system in pentaradial echinoderms gives new insights in the molecular bases of morphological novelties and echinoderm evolution

5:10 pm

C8. Nat Clarke (MIT). Evolution of retinoid signaling in deuterostomes: insights from Saccoglossus kowalevskii

 

Chair: Vanessa Barone

Lightning Talks

8:20-8:45

9 pm -11 pm Social Mixer /Poster Session 



THURSDAY  April 7th 2022

 

Plenary 5. Marine Models of Human Disease

Chair: Ryan Range (Auburn)

8:30 am

15. Jonathan Rast (Emory). Development of the lamprey VLR system and the evolution of deuterostome immunity

8:55 AM

16. Andrea Bodnar (Gloucester Marine Genomics Institute). Expanding the impact of echinoderms as models for human disease with new molecular and cell culture tools

9:20 AM

17. Catherine Schrankel (UCSD). REMOTE.  Survival in a Changing World: Embryo defense systems against pathogens and pollutants

9:45 - 10.10am 

Coffee Break

 

Plenary 6. Broadening Participation in Research and Training

Chair:  Deirdre Lyons (UCSD)

10:10 am

18. Elaine Seaver (Whitney Laboratory)

Title TBD

10:25 am

19. Ida Chow (Society for Developmental Biology).  

Title TBD

10:40 am

20. Linda Hyman (MBL Education Director)

Title TBD

11:05

Group Discussion and Q and A

 

11:30 am- 1:30 pm Lunch (With Deidre Lyons, Linda Hyman, Elaine Seaver, Ida Chow: Promoting Diversity in Research and Training)

 

Plenary 7. Genomics and Systems

Chair: Jia Song (U. Delaware)

1:30 pm

21. Greg Wray (Duke). What makes a GRN evolvable?

1:55 pm

22. Ken Halynch (Auburn)  

Title TBD

2:20 pm

23. Peter Vize (U. Calgary). Echinobase: leveraging an extant model organism database to build a knowledgebase supporting research on the genomics and biology of echinoderms

2:45pm-

3:10pm 

Coffee Break

3:10 pm

24. Christy Schnitzler  (UF Whitney). The genome of Hydractinia: an invertebrate animal model for regeneration, stem cell biology, and allorecognition

3:35 pm

25. Smadar Ben Tabou De Leon (Haifa U.). ROCK activity is essential for biomineral formation, skeletal elongation, branching and gene expression in the sea urchin embryo

4:00 pm

26. Jessica Gray (Harvard). Development at single-cell resolution :Saccoglossus and cell-type evolution of the deuterostome ancestor

 

Concurrent 3. Genomics and Bioinformatics Tools

Chair: Periklis Paganos (Stazione Zoologica)

4:25 pm

C9. Thomas M. Onorato (LaGuardia Community College). Democratically seq’ing cells: shifting the paradigm of community college students from consumers to authentic producers of knowledge

4:40 pm

C10. Saoirse Foley (CMU). Insights towards the origin of metazoan phyla from echinoderm genes

4:55 pm

C11. Sarah Tulin (Canisius College). Gene regulatory network connections predicted by machine learning from gene expression data alone

5:10 pm

C12. Zebib Abraha (NMSU) Cell cycle regulation and polarity reversal of the epithelial-mesenchymal transition during sea urchin gastrulation

 

Concurrent 4. Development and Environment

Chair:Rossella Annununziata (Stazione Zoologica)

4:25 pm

C13. TBD

4:40 pm

C14. Marian Y. Hu  (Christian-Albrechts-University of Kiel). Cellular pH regulatory systems underlying calcification in the sea urchin larva

4:55 pm

C15. William Chang (Kiel). Soluble adenylyl cyclase coordinates intracellular acid-base regulation relevant for calcification in the sea urchin larva

5:10 pm

C16. Jake Warner (UNC: Willmington) Conserved gene regulatory networks drive embryonic development of stony corals

 

Plenary 4. Environment and Development

Chair: Jake Warner

7:30 pm

27. Christina Zakas (NC State). Maternal genetic effects shape developmental evolution

7:55 pm

28. Sebastian Fugmann (Chang Gung University). REMOTE The transcriptomes of coelomocytes and tissue-resident immune cells in adult Strongylocentrotus purpuratus

8:20-            29. Shunsuke Yaguchi (U. Tsukuba). REMOTE Planktonic sea urchin larvae change their swimming direction in response to strong photoirradiation

9 pm -11 pm Social Mixer / Poster Session 3

 

FRIDAY April 8th 2022

Plenary 9. Specification and Morphogenesis

Chair: Kate Buckley (Auburn)

8:30 am

30. Dave McClay (Duke). ​​Genomics and mesodermal morphogenesis in the sea urchin

8:55 am

31. Charles Ettensohn (Carnegie Mellon). REMOTE Alx1 and the evolution of echinoderm biomineralization

9:20 am

32. Thierry  Lepage (U. Nice) (REMOTE). Shaping of the nodal expression domain by maternal factors

9:45 - 10.10am 

Coffee Break

10:10 am

33. Vivek Prakash (U. Miami) -

Title TBD

10:35 am

34. Matteo Rauzi (University Côte d'Azur). Mechanisms and mechanics driving epithelial tube formation during Paracentrotus lividus embryo gastrulation

11:00 am

35. Athula Wikramanayake (U. Miami) 

Title TBD

 

11:30-1:30 Lunch (topic tables: TBD Finding a postdoc; Athula Wikramanayake finding a faculty position at a R1; Bob Morriss finding a faculty position at PUI)

 

Plenary 10. Specification and Patterning B

Chair: Zak Swartz (MIT)

1:30 pm

36. Chris Lowe (Stanford). Hemichordate nervous system organization

1:55 pm

37. Jeni Croce (Sorbonne Université). The sea urchin Paracentrotus lividus as a biological model to investigate echinoderm adult features

2:20 pm

38. Deirdre Lyons (UCSD).  Slow and steady gets in the race: the nudibranch Berghia stephanie is a new research organism for understanding the molluscan brain

2:45pm-

3:10pm 

Coffee Break

 

3:10 pm

39. Jia Song (U. Delaware). Regulatory roles of microRNAs in early development  

3:35 pm

40. Zak Schwartz (MIT). Cell division and developmental decisions in a changing world

4:00 pm

41. Ryan Range (Auburn). Evolution of anterior-posterior axis specification and patterning: insights from Ambulacrarians

 

Concurrent 5. Evolution and Genomics

Chair: Jon Lee Andrade (CMU)

4:25 pm

C17. Annie Meyer (CMU). What’s in a name? Using single nucleus transcriptomics to unravel cell type identity and evolution in echinoderms

4:40 pm

C18. Paul Bump (Stanford). The Two Body Problem: An investigation of development in adult and larval body plans of the indirect developing hemichordate Schizocardium californicum at a cellular resolution

4:55 pm

C19. Rossella Annunziata (Stazione Zoologica). Retinoic acid signaling function in echinoderm embryonic development

5:10 pm

C20. Periklis Paganos  (Stazione Zoologica). Animal evolution from a cell type perspective: Offerings from the sea urchin embryo and larva

 

Concurrent 6. Early Development

Chair: Mamiko Yajima (Brown)

4:25pm

C21. Jennifer Fenner (Auburn).​​The devil's in the details: Wnt and TGFß signaling meet at the crossroads to create the early embryonic axes in the sea urchin embryo

4:40pm

C22. Natsuko Emura (Brown). Evolutionary introduction of the micromere through modifications of the AGS protein

4:55pm

C23. Anne Rosfelte (Sorbonne). Centration of the ascidian sperm aster through cell cycle

5:10pm

C24. Sujan Gautam (Auburn). An evolutionarily conserved Wnt/Sp5 signaling cassette is essential for anterior-posterior axis specification and patterning in sea urchin embryos

 

5:30-6:30 Business Meeting

Announcing Next Meeting

Other Businesss TBD

 

Banquet

(poster prizes etc.)



Last Updated: 2022-02-28