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dkNET community events and announcements in August, 2020

Dear dkNET Community,

dkNET provides updates on activities of interest to the NIDDK-supported community. You could keep up to date on these activities through our Twitter feed @dkNET_info, through our Community Calendar, or through dkNET e-mail list. If you have an event or funding opportunities you'd like to advertise, please contact us info_at_dknet.org.

dkNET News

  • Congratulations to Dr. Chun-Nan Hsu and co-authors from the dkNET team, RRID team, FAIR Data Informatics Lab at University of California San Diego, and collaborators at National Central University in Taiwan on publishing a new preprint "Antibody Watch: Text Mining Antibody Specificity from the Literature"! The preprint can be downloaded at https://arxiv.org/abs/2008.01937




  • The slides of the Research Data Alliance (RDA) webinar "What do you really know about that antibody? Ask dkNET", presented by Dr. Maryann Martone, are now available at dkNET SlideShare.

  • New Resources added to dkNET
    • Pancreatlas (RRID:SCR_018567) contains a collection of human pancreas data and images. It is a platform to share data from human pancreas samples. It houses reference datasets from human pancreas samples, achieved through the generosity of organ donors and their families.
    • piNET (RRID:SCR_018693) is a web platform for downstream analysis and visualization of proteomics data. It server that facilitates integrated annotation, analysis, and visualization of quantitative proteomics data, with emphasis on PTM networks and integration with LINCS library of chemical and genetic perturbation signatures in order to provide further mechanistic and functional insights. The primary input for server consists of set of peptides or proteins, optionally with PTM sites, and their corresponding abundance values.
    • Signaling Pathways Project (RRID:SCR_018412) is a web multi-omics knowledgebase based upon the public, manually curated transcriptomic and cistromic datasets involving genetic and small molecule manipulations of cellular receptors, enzymes, and transcription factors. It is an integrated omics knowledgebase for mammalian cellular signaling pathways. The web browser interface was designed to accommodate numerous routine data mining strategies. Its datasets are biocurated versions of publically archived datasets and are formatted according to recommendations of the FORCE11 Joint Declaration on Data Citation Principles73, and are made available under Creative Commons CC 3.0 BY license. Original datasets are available.
    • METAGENOTE (RRID:SCR_018494) provides a quick and intuitive way to annotate data from genomics studies including microbiome. It is a project to aid researchers in applying standardized metadata describing what, where, how, and when of samples collected in genomics study. It contains collection of METAdata of GEnomics studies on web-based NOTEbook. The metadata is stored in a centralized repository and validated according to guidelines from Genomics Standard Consortium, which are also supported by repositories and large microbiome initiatives such as NCBI, European Bioinformatics Institute (EBI), and Earth Microbiome Project. Upon request from researchers, data will also be submitted for publication via the NCBI Sequence Read Archive (SRA) repository.

Events in August, 2020


Aug. 10, 2020

Webinar Series on Sphingolipid Biology: Sphingolipids in Physiology and Pathology

Title: Molecular phenotyping of CerS1 deficiency in mouse cerebellum
Speaker: Stefanka Spassieva
Abstract: Ceramide synthase 1 (CerS1) is the main neuronal ceramide synthase catalyzing the generation of C18 ceramide. Catalytically inactive mutation of CerS1 results in 50% reduction of brain C18 ceramide and significant increases in sphingoid bases causing Purkinje cell degradation and cerebellar ataxia. Ectopic expression of CerS2 in the neurons of the CerS1 mutant restores sphingoid bases to wild type levels, rescues Purkinje cells from degradation, and eliminates the ataxia phenotype. CerS2 isoform shares the same sphingoid base substrates as CerS1, but catalyzes the production of very long-chain ceramides (C22-C24). 

Our recent expression profiles analysis suggest that increased levels of sphingoid bases due to CerS1 deficiency affect the expression of genes critical for the survival and maintenance of cerebellar neurons, such as genes involved in neurogenesis, synaptic functions, and calcium signaling. Proteins with pleckstrin homology or SH3 domains were also affected. In addition, our analyses revealed that CerS1 deficiency in the cerebellum leads to up regulation of the complement system and G-protein coupled receptor signaling. Moreover, our results predict that differences in the sphingolipids’ fatty acyl chain-length produce functionally distinct cerebellar neurons when Cers2 is used to rescue defects caused by CerS1 mutation.

More information: https://www.sphingolipidbiology.com/spassieva



Webinar Series on Sphingolipid Biology: Sphingolipids in Physiology and Pathology

Title: Lipin Phosphatadic Acid Phosphates
Speaker: Michael Airola
Abstract:Lipins are phosphatidic acid phosphatases that regulate de novo phospholipid synthesis and fat storage as triglycerides, and lipin dysfunction leads to metabolic disorders, including lipodystrophy and rhabdomyolysis. While lipins have been extensively studied at the cellular and physiological level, what has lagged behind is a molecular understanding of their function. The major mystery has been how the two essential regions called the N-Lip and C-Lip, which are located on opposite ends of the lipin protein molecule in humans, come together to form a functional enzyme. The first structure of a lipin (https://www.nature.com/articles/s41467-020-15124-z) revealed a surprising, but clear model for how the N-Lip and C-Lip collaborate to bind membranes and hydrolyze the membrane-lipid phosphatidic acid.
More Information:
https://www.sphingolipidbiology.com/airola 



Aug. 14, 2020

NIH Webinar: New Tools for Finding Glycans in the PDB & Modeling 3D Structures of Glycans & GlycoProteins

The Common Fund’s Glycoscience program (CF-GSP) is creating new resources, tools, and methods to make the study of glycans (sugars) more accessible to the broader research community. Glycans play a critical role in nearly all aspects of biology, ranging from how our bodies recognize and fight viruses and bacteria to how proteins are moved throughout our cells to perform different tasks. The Protein Data Bank (PDB) contains more than 160,000 3D structures of biological macromolecules 20% of which contain carbohydrates as ligands or as chemical modifications.  Unfortunately, much of the PDB's carbohydrate structural data contains errors and/or inconsistencies in annotation.  As part of a broad carbohydrate remediation initiative at the PDB, Dr. Robert Woods (with support from the CF-GSP) has developed a software tool “GlyFinder" to both address errors in deposited coordinates, and to search for carbohydrate structures in the PDB.  "Glyfinder" checks the internal consistency of the 3D structures of carbohydrates, converts the ad hoc nomenclature to a residue-based standard, parses the deposited coordinates of glycans into monosaccharide-based oligosaccharide chains, and provides a simple linear representation for the oligosaccharide sequence.  In addition, the “GlyFinder” search interface implemented at GLYCAM-Web (www.glycam.org) greatly simplifies searching for and retrieving carbohydrate containing structures in the PDB.

More information: https://meetings.nigms.nih.gov/Home/Index/29099


Aug. 17, 2020

Pre-receipt Webinar for Chronic Kidney Diseases of UnceRtain Etiology (CKDu) in Agricultural Communities (CURE) Research Consortium FOAs

The National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), the National Institute of Environmental Health Sciences (NIEHS) and the Fogarty International Center (FIC) issued the following three Funding Opportunity Announcements (FOAs) for the Chronic Kidney Diseases of UnceRtain Etiology (CKDu) in Agricultural Communities (CURE) Research Consortium, RFA-DK-20-017, RFA-DK-20-018 and RFA-DK-20-019. More Information: https://www.niddk.nih.gov/news/meetings-workshops/2020/ckdu-agricultural-communities-research-consortium

Aug. 24, 2020

HIRN webinar: Development & Use of Adeno-Associated Virus (AAV) Vectors

Description: Learn more about HIRN developed resources through these public webinar series. Learning Objectives:
- Learn how AAV vectors were developed
- Discuss how AAV vectors are and can be used in clinical medicine
- Discuss future applications of AAV vector technology
- Learn AAV vector related resources available to investigators
Presenters:
-Hiroyuki Nakai MD, PhD, Oregon Health and Science University
-Marcus Grompe MD, Oregon Health and Science University
-Mark Kay, MD, PhD Stanford University

More information: https://dknet.org/about/dknetnews/2114


Aug. 24, 2020

Webinar Series on Sphingolipid Biology: Sphingolipids in Physiology and Pathology

Speaker: Frances Platt
Abstract: One approach to studying the role of sphingolipids in biological systems is to study inborn errors of metabolism. These are diseases in which the mutated gene encodes most typically an enzyme that is involved either in sphingolipid biosynthesis or catabolism. I will discuss the insights that have been gained from studying these rare disorders and how these diseases are shedding light on pathogenic mechanisms in both rare and common diseases. The information gained has resulted in multiple therapies that are at various stages of the development/approval pathway, that all target different steps in the very complex pathogenic cascades characteristic of these diseases.
More Information: https://sphingolipidbiology.wixsite.com/slbiol-web

Aug. 31-Sep. 02, 2020

[Cancelled] Kern Lipid Conference 2020: Therapeutic Aspects of Adipose Tissue Organ Crosstalk

The first Aspen Lipid Conference was held in 1985 to promote science relating to the broad areas of lipid, cholesterol, bile acid and lipoprotein metabolism. In 1996, to honor the legacy of Fred Kern, Jr., the conference was renamed to The Kern Aspen Lipid Conference by an unanimous vote of the Board of Directors.The emphasis of the Conference is to provide an open forum where scientists from both academia and industry can meet and discuss science related to lipid metabolism.

Location:  Vail, CO 81657, USA

More information: https://kernconference.org/


Funding opportunities information and deadlines in August, 2020


Aug. 03, 2020

IIDP Funding Opportunity Application Due Date: IIDP Islet Award Initiative

The IIDP Islet Award Initiative is intended to advance research in human islet biology by facilitating the ability of researchers to access human islets for high impact and novel research studies. The number of IIDP Islet Awards funded under this initiative will be determined in any single year based on available resources but will average 3-4 awards per submission date. Application Due Date(s): January 7, May 1, and August 3, 2020.

More information: https://iidp.coh.org/Investigators/Islet-Award-Initiative


Aug. 04, 2020

NIH Funding Opportunity Application Due Date: Coordinating Unit to Support the Kidney, Urology and Hematology (KUH) Innovative Science Accelerator Program (ISAC-CU) (U24 Clinical Trial Not Allowed)

The purpose of this Funding Opportunity Announcement (FOA) is to establish a Coordinating Unit to support the Kidney, Urology and Hematology (KUH) Innovative Science Accelerator (ISAC-CU) Program. The ISAC-CU will administer a collaborative funding program intended to “seed” high-impact science of interest to the KUH research community.

More information: https://grants.nih.gov/grants/guide/rfa-files/RFA-DK-20-010.html


Aug. 13, 2020

NIH Funding Opportunity Application Due Date: Limited Competition: Continued Follow-up of Subjects and Initiation of a Second Case-control Cohort in The Environmental Determinants of Diabetes in The Young Study (TEDDY) (U01 Clinical Trial Not Allowed)

This Funding Opportunity Announcement (FOA) invites one application from the Program Director/Principal Investigator (PD/PI) of the current Data Coordinating Center (DCC) for The Environmental Determinants of Diabetes in the Young (TEDDY) study, an ongoing epidemiological study. This DCC has been involved in study design and data and bio sample acquisition and management since the inception of the TEDDY Consortium. This FOA provides support for the TEDDY DCC to continue to follow TEDDY children and allows funding for initiation of a second case-control cohort to replicate the findings as well as find triggers for later disease onset.

More information: https://grants.nih.gov/grants/guide/rfa-files/RFA-DK-20-503.html



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