Results 121 to 130 of about 109,094 (294)

New evidence on the identity of the European Helorus species (Hymenoptera, Proctotrupoidea, Heloridae) [PDF]

open access: yesBiodiversity Data Journal
Species of Helorus Latreille 1802 are rarely collected endoparasitoids of Chrysopidae larvae (Neuroptera). Previous work on the limits between the European species of this species-poor genus, based on morphology only, has left some uncertainties.
Jonathan Vogel   +2 more
doaj   +3 more sources

DNA Origami Barcodes for Immunostaining

open access: yesACS Applied Materials & Interfaces
In histology, immunostaining of biological samples is a gold standard for studying cellular processes, such as the expression of cell surface markers or the cellular uptake of proteins and drug molecules. Immuno-gold labeling is a commonly used technique to achieve nanometer spatial resolution, but simultaneous visualization of multiple antigens in ...
Praneetha Sundar Prakash   +10 more
openaire   +3 more sources

Hijacking the Host Clock: A Nematode Effector Antagonizes Soybean Circadian Defense and Translation Control

open access: yesAdvanced Science, EarlyView.
Soybean employs its circadian clock, governed by GmCCA1, to rhythmically defend against soybean cyst nematodes. The pathogen retaliates by secreting the effector Hg4E02, which hijacks the clock to suppress defense and co‐opt the host's translation machinery for nutrient acquisition.
Xingwei Wang   +21 more
wiley   +1 more source

DNA BARCODE CHARACTERIZATION OF MISTLETOE INFESTATION IN TEAK CLONAL SEED ORCHARD (CSO) IN PADANGAN, EAST JAVA PROVINCE, INDONESIA

open access: yesBiotropia: The Southeast Asian Journal of Tropical Biology, 2017
For effective teak plantation management, early detection system in controlling teak mistletoe requires various basic information, including degree of infestation and accuracy of the species names.
Zainal Muttaqin   +4 more
doaj   +1 more source

A Neural Network Classifier for the COI Barcode Gene [PDF]

open access: yes, 2018
Mitochondrial Cytochrome C Oxidase subunit I (CO I – to be read as “see – oh one”) is a 658 base pair region in the gene encoding that is proposed as standard barcode for animals.
Marathe, Saurabh
core   +1 more source

DNA barcoding of ancient parasites

open access: yesParasitology, 2018
SUMMARYAncient samples present a number of technical challenges for DNA barcoding, including damaged DNA with low endogenous copy number and short fragment lengths. Nevertheless, techniques are available to overcome these issues, and DNA barcoding has now been used to successfully recover parasite DNA from a wide variety of ancient substrates ...
openaire   +2 more sources

Reduced Maintenance DNA Methylation Thresholds Enable Sensitive Reporter Assays for UHRF1 and DNMT1 Inhibition

open access: yesAdvanced Science, EarlyView.
The authors engineer colorectal cancer cells with reduced redundancy of UHRF1 and DNMT1, key DNA methylation maintenance factors, lowering the maintenance threshold and sensitizing cells to inhibition. They develop reporter assays driven by endogenous tumor‐suppressor gene promoters with enhanced sensitivity and dynamic range to demethylating drugs ...
Cuicui Xia   +15 more
wiley   +1 more source

Proton FLASH Exposure Preserves Gut Commensal Microbiomes and Spares Intestinal Stem Cells

open access: yesAdvanced Science, EarlyView.
This study highlights the role of Proton FLASH abdominal irradiation in sparing of intestinal stem cells and preservation of key gut microbial population resulting minimization of radiation toxicity in intestinal epithelium in mice. Our findings support the potential of Proton FLASH to improve the therapeutic ratio for abdominal radiation exposure ...
Rishi Man Chugh   +11 more
wiley   +1 more source

Myeloid‐Derived Grancalcin Promotes Periodontal Inflammation and Pathological Bone Remodeling in Periodontitis

open access: yesAdvanced Science, EarlyView.
Grancalcin (GCA), a myeloid‐derived protein, is enriched in gingival tissues of periodontitis patients and mouse models. Through interactions with CD44 and activation of MYH9, GCA promotes NF‐κB signaling and exacerbates periodontal inflammation and bone loss.
Min Zhou   +6 more
wiley   +1 more source

DNA barcoding ofCryptosporidium

open access: yesParasitology, 2017
SUMMARYCryptosporidiumspp. (Apicomplexa) causing cryptosporidiosis are of medical and veterinary significance. The genusCryptosporidiumhas benefited from the application of what is considered a DNA-barcoding approach, even before the term ‘DNA barcoding’ was formally coined.
openaire   +2 more sources

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