NmPin from the marine thaumarchaeote Nitrosopumilus maritimus is an active membrane associated prolyl isomerase.

We cordially thank Alma Rute for excellent technical assistance and the DFG (GRK 1431-1 and 1431-2) for financial support (PB). We thank the Microscope and Histology Facility of the University of Aberdeen for providing their equipment. We also thank Jacob Hargreaves for proofreading the manuscript.Peer reviewedPublisher PD

The fungal ecology of seabird nesting sites in the Falkland Islands indicates a niche for mycoparasites

Our work is supported by the BBSRC (BB/M010996/1, BB/N005058/1, BB/P020224/1) (JH, PvW), NERC (NE/P007570/1) (PvW), The South Atlantic Environmental Research Institute (SAERI) (JH) and the University of Aberdeen (PvW). We would like to thank the Pole-Evans family for giving us permission to sample on their land.Peer reviewedPostprin

Maullinia braseltonii sp. nov. (Rhizaria, Phytomyxea, Phagomyxida) : A Cyst-forming Parasite of the Bull Kelp Durvillaea spp. (Stramenopila, Phaeophyceae, Fucales)

Help in biomass collection by David J. Patiño (UACh), Liliana A. Muñoz (University of Aberdeen (UoA)) and Alexandra Mystikou (South Atlantic Environmental Research Institute & UoA), and in conducting electron microscopy by Gillian Milne (Aberdeen Microscopy Facility) is acknowledged. Thanks are due to the three anonymous reviewers, whose comments helped to improve the earlier version of this manuscript. PM was funded by Conicyt (BecasChile N° 72130422) for PhD studies at the University of Aberdeen, and by the NERC IOF Pump-priming (scheme NE/L013223/1) for activities at the Scottish Association for Marine Sciences. RW thanks financial support from Gobierno Regional de Los Lagos (projects FIC 2012 E7259-2 and FIC 2013 BIP30234872-0) and Fondef, Conicyt (HUAM AQ12I0010), which allows the sampling expeditions at Chiloe Island by David J. Patiño, Liliana Muñoz and PM. SN was funded by the Austrian Science Fund (FWF): grant J3175-B20 (Erwin Schrödinger Fellowship) and grant Y801-B16 (START-grant). PvW is supported by the UoA, BBSRC and NERC. Also, the MASTS pooling initiative (Marine Alliance for Science and Technology for Scotland, funded by the Scottish Funding Council and contributing institutions; grant reference HR09011) is gratefully acknowledged for its support to FCK. Finally, we would like to thank the UoA, Shackleton Fund (FCK) and the John Cheek Fund (FCK) for supporting the expeditions of Alexandra Mystikou, PvW and FCK to the Falkland Islands.Peer reviewedPublisher PD

Mobilization of Pollutant-Degrading Bacteria by Eukaryotic Zoospores

This study was supported by the Spanish Ministry of Science and Innovation (CGL2010-22068-C02-01 and CGL2013- 44554-R), the Andalusian Government (RNM 2337), and the CSIC JAE Program (RS). PvW has funding support from the BBSRC and NERC. Thanks are also given to Sara Hosseini of the Uppsala BioCenter, SLU, Uppsala, Sweden for a useful discussion on oomycete zoospores.Peer reviewedPostprin

Aphanomyces invadans, the causal agent of Epizootic Ulcerative Syndrome, is a global threat to wild and farmed fish

Acknowledgements Our work is supported by the University of Aberdeen (PvW); BBSRC (BB/M026566/1 & BB/P020224/1: PvW); BBSRC (BB/N005058/1 & BB/J018333/1: FT & PvW); NERC (NE/P010873/1: PvW) and a PhD scholarship from Ministry of Education Malaysia (NAI).Peer reviewedPostprin

Expressed sequence tags from the oomycete fish pathogen Saprolegnia parasitica reveal putative virulence factors

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Survival of Phytophthora cryptogea and Phytophthora cactorum in Commercial Potting Substrates for Eucalyptus globulus Plants

Funding Information: This work was financially supported by the European Union Horizon 2020 (H2020) Marie Skłodowska-Curie Actions Innovative Training Network PROTECTA H2020-MSCA-ITN-2017 call, under grant agreement number 766048. Publisher Copyright: © 2023 by the authors.Peer reviewedPublisher PD

Pathogenicity and Host Range of Pythium kashmirense : a soil-borne oomycete recently discovered in the UK

Funding: This work was financially supported by the European Union Horizon 2020 (H2020) Marie Skłodowska-Curie Actions Innovative Training Network PROTECTA H2020-MSCA-ITN-2017 call, under grant agreement number 766048. Acknowledgments: The authors would like to acknowledge the technical support of Hedda Weitz and Jaime BuckinghamPeer reviewedPublisher PD

A putative serine protease, SpSsp1, from Saprolegnia parasitica is recognised by sera of rainbow trout, Oncorhynchus mykiss

Acknowledgements Our work was supported by the BBSRC (BB/C518457/1, BB/G012075/1, BB/J018333/1) (K.L.M., C.J.S., J.S.C., K.S.D., and P.v.W.), the University of Aberdeen (V.L.A., C.J.S., and P.v.W.), MSD Animal Health (J.S.C., K.S.D., and A.H.v.d.B), and The Royal Society (P.v.W.). This work was also supported by a Marie Curie Initial Training Networks with the SAPRO (sustainable approaches to reduce Oomycete (Saprolegnia) infections in aquacultures) grant PITN-GA-2009-238550 (A.H.v.d.B., L.L., C.J.S., P.v.W.). We would like to acknowledge Aberdeen Proteomics for carrying out LC–MS/MS and Laura Grenville-Briggs for valuable discussion and technical help. We are grateful to the Broad Institute (Carsten Russ, Rays Jiang, Brian Haas, and Chad Nusbaum), Brett Tyler (VBI), and P.v.W. for early release of draft supercontigs of the genome sequence of isolate CBS233.65, which helped us identify SpSsp1.Peer reviewedPublisher PD

Host and pathogen autophagy are central to the inducible local defences and systemic response of the giant kelp Macrocystis pyrifera against the oomycete pathogen Anisolpidium ectocarpii

Acknowledgements: We thank Gillian Milne (Aberdeen Microscopy Facility) for her support in TEM preparations, and Martina Strittmatter, Cecilia Rad‐Menendez and Marie‐Mathilde Perrineau (CCAP/SAMS) for contributing with some algal/pathogen strains. PM was funded by Conicyt (Becas Chile no. 72130422) for PhD studies at the University of Aberdeen. CMMG and PM were funded by the NERC IOF Pump priming (scheme NE/L013223/1), the UKRI GCRF grant BB/P027806/1 and the H2020 project GENIALG (contract no. 727892). ME was funded by the Austrian Science Fund (FWF), grant Y801‐B16. Funding Information: Conicyt. Grant Number: 72130422 NERC. Grant Number: NE/L013223/1 UKRI GCRF. Grant Number: BB/P027806/1 H2020 project GENIALG. Grant Number: 727892 Austrian Science Fund. Grant Number: Y801‐B16Peer reviewedPublisher PD