Hsing‐Ju Chen

ORCID: 0000-0003-4049-567X
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About
Contact & Profiles
Research Areas
  • Coral and Marine Ecosystems Studies
  • Microbial Community Ecology and Physiology
  • Genomics and Phylogenetic Studies
  • Marine Sponges and Natural Products
  • Aquaculture disease management and microbiota
  • Marine and coastal plant biology
  • Microbial Natural Products and Biosynthesis
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Steroid Chemistry and Biochemistry
  • Intracranial Aneurysms: Treatment and Complications
  • Pharmacy and Medical Practices
  • Pharmacogenetics and Drug Metabolism
  • Vascular Malformations Diagnosis and Treatment
  • Geological and Geophysical Studies
  • Plant Disease Resistance and Genetics
  • Wastewater Treatment and Nitrogen Removal
  • Marine and Coastal Ecosystems
  • Plant Pathogenic Bacteria Studies
  • Marine Biology and Ecology Research
  • Urban and spatial planning
  • Educational Robotics and Engineering
  • Meningioma and schwannoma management
  • Carbohydrate Chemistry and Synthesis
  • Constructed Wetlands for Wastewater Treatment

Biodiversity Research Center, Academia Sinica
2016-2023

National Chung Hsing University
2016

Academia Sinica
2013

Bacteria commonly form aggregates in a range of coral species [termed coral-associated microbial (CAMAs)], although these structures remain poorly characterized despite extensive efforts studying the microbiome. Here, we comprehensively characterize CAMAs associated with Stylophora pistillata and quantify their cell abundance. Our analysis reveals that multiple Endozoicomonas phylotypes coexist inside single CAMA. Nanoscale secondary ion mass spectrometry imaging revealed cells were enriched...

10.1126/sciadv.abo2431 article EN cc-by-nc Science Advances 2022-07-06

Abstract Microbial endoliths, which inhabit interior pores of rocks, skeletons and coral, are ubiquitous in terrestrial marine environments. In this study, various colored layers stratified the endolithic environment within skeleton Isopora palifera ; however, there was a distinct green‐pigmented layer (beneath living coral tissue). To characterize diversity microorganisms, 16S ribosomal RNA gene amplicon pyrosequencing used to investigate bacterial communities green eight I. colonies...

10.1002/lno.10277 article EN Limnology and Oceanography 2016-02-26

The coral microbiome has been known to play a crucial role in host health. In recent years, we have that the changes response external stressors and hosts structure their host-specific manner.

10.1128/msystems.00359-22 article EN mSystems 2022-06-15

Abstract Background Endozoicomonas is a widely distributed genus of marine bacteria, associated with various organisms, and recognized for its ecological importance in host health, nutrient cycling, disease dynamics. Despite significance, genomic features remain poorly characterized due to limited availability high-quality genome assemblies. Results In this study, we sequenced 5 novel strains re-sequenced 1 known strain improve resolution. By integrating these 6 genomes 31 others that were...

10.1101/2025.03.06.641946 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2025-03-11

The aerobic degradation of steroids by bacteria has been studied in some detail. In contrast, only little is known about the anaerobic steroid catabolism. Steroidobacter denitrificans can utilize testosterone under both oxic and anoxic conditions. By conducting metabolomic investigations, we demonstrated that S. adopts 9,10-seco-pathway to degrade This pathway depends on use oxygenases for oxygenolytic ring fission. Conversely, detected intermediates conditions suggest a novel,...

10.1194/jlr.m034223 article EN cc-by Journal of Lipid Research 2013-03-05

Abstract Seasonal variation in temperature fluctuations may provide corals and their algal symbionts varying abilities to acclimate changing temperatures. We hypothesized that different ranges between seasons promote temperature-tolerance of corals, which would increase stability a bacterial community following thermal stress. Acropora muricata coral colonies were collected summer winter (water temperatures 23.4–30.2 12.1–23.1 °C, respectively) from the Penghu Archipelago Taiwan, then...

10.1038/s41598-017-14927-3 article EN cc-by Scientific Reports 2017-10-27

Environmental impacts can alter relationships between a coral and its symbiotic microbial community. Furthermore, changes in the community associated with increased seawater temperatures cause opportunistic infections, disease death. Interactions soft corals their microbes are not well understood. The species Scleronephthya gracillimum is distributed tropical to temperate zones assemblages along Kuroshio Current region. In this study we collected S. from various sites at different latitudes,...

10.1371/journal.pone.0183663 article EN cc-by PLoS ONE 2017-08-31

Endolithic microbial symbionts in the coral skeleton may play a pivotal role maintaining health. However, compared to aerobic micro-organisms, research on roles of endolithic anaerobic micro-organisms and microbe-microbe interactions are still their infancy. In our previous study, we showed that group coral-associated

10.1099/mgen.0.000574 article EN cc-by Microbial Genomics 2021-05-05

The Kuroshio Current (KC) is one of the fastest water currents in world, running through western boundary North Pacific Ocean. KC strongly influences regional hydroclimate by creating temperature, salinity, and pH gradients from tropical to subtropical temperate zones, including regions with rich coral reef habitats. Microbial community composition corals influenced various environmental factors, pH, geographical location. However, date, it unclear how coral-associated microbial communities...

10.3389/fevo.2020.569107 article EN cc-by Frontiers in Ecology and Evolution 2020-10-28

Previous studies have demonstrated the influence of external factors (environmental and coral host factors) on community structure coral-associated bacteria. However, internal factors, e.g. interaction within bacterial or bacteria itself, often been overlooked in microbiome. Hence, we performed a reciprocal transplant corals between two different climate zones to examine resultant alterations communities. The findings highlight significance environmental selection, highly resilient shaping...

10.1016/j.scitotenv.2023.167929 article EN cc-by-nc-nd The Science of The Total Environment 2023-10-18

Terpios hoshinota is an aggressive, space-competing sponge that kills various stony corals. Outbreaks of this species have led to intense damage coral reefs in many locations. Here, the first large-scale 16S rRNA gene survey across three oceans revealed bacteria related taxa Prochloron, Endozoicomonas, SAR116, Ruegeria, and unclassified Proteobacteria were prevalent T. hoshinota. A Prochloron-related bacterium was most dominant cyanobacterium The complete genome uncultivated pigment analysis...

10.1111/1462-2920.15824 article EN cc-by-nc-nd Environmental Microbiology 2021-10-27

Abstract Endolithic microbial symbionts in the coral skeleton may play a pivotal role maintaining health. However, compared to aerobic microorganisms, research on roles of endolithic anaerobic microorganisms and microbe-microbe interactions are still their infancy. In our previous study, we showed that group coral-associated Prosthecochloris (CAP), genus green sulfur bacteria, was dominant Isopora palifera . Though CAP is diverse, 16S rRNA phylogeny presents it as distinct clade separate...

10.1101/2019.12.20.883736 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2019-12-20

Dural arteriovenous fistulas (DAVFs) account for approximately 10% to 15% of intracranial vascular malformations. The current management cerebral DAVFs includes a multimodal approach involving surgery, endovascular therapy, and stereotactic radiosurgery (SRS). A 52 years-old female suffered from progressive pulsatile tinnitus left ear about 3 months her symptoms didn’t response medical treatment. Her angiography showed numerous without cortical venous reflux in sigmoid sinus. She was...

10.6316/tro/201522(1)71 article EN 放射治療與腫瘤學 2015-03-01

Abstract Bacteria in the coral microbiome play a crucial role determining health and fitness, host often restructures its composition response to external factors. An important but neglected factor this restructuring is capacity of members adapt new environment. To address issue, we examined how structure Acropora muricata corals changed over 9 months following reciprocal transplant experiment. Using combination metabarcoding, genomics, comparative genomics approaches, found that colonies...

10.1101/2021.10.31.466697 preprint EN cc-by-nd bioRxiv (Cold Spring Harbor Laboratory) 2021-11-01

Endozoicomonas euniceicola EF212T and gorgoniicola PS125T were isolated from soft corals (Eunicea fusca Plexaura sp., respectively) sequenced using a PacBio Sequel IIe sequencer. This is the first report of genome sequences culturable octocoral-isolated strains.

10.1128/mra.00877-22 article EN Microbiology Resource Announcements 2022-12-21

Abstract Terpios hoshinota is a ferocious, space-competing sponge that kills variety of stony corals by overgrowth. Outbreaks this species have led to intense coral reef damage and declines in living on the square kilometer scale many geographical locations. Our large-scale 16S rRNA gene survey across three oceans revealed core microbiome T . included operational taxonomic units (OTUs) related Prochloron , Endozoicomonas Pseudospirillum SAR116, Magnetospira Ruegeria A - OTU was most dominant...

10.1101/2021.02.04.429686 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2021-02-05
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