Results 81 to 90 of about 81,649 (320)

Viral epidemiology of the adult Apis Mellifera infested by the Varroa destructor mite [PDF]

open access: yesarXiv, 2015
The ectoparasitic mite Varroa destructor has become one of the major worldwide threats for apiculture. Varroa destructor attacks the honey bee Apis mellifera weakening its host by sucking hemolymph. However, the damage to bee colonies is not strictly related to the parasitic action of the mite but it derives, above all, from its action as vector ...
arxiv  

Photoredox‐Autokatalyse: Auf dem Weg zu einer Bibliothek allgemein anwendbarer reduktiver Sulfonamid‐Photokatalysatoren

open access: yesAngewandte Chemie, EarlyView.
Photoredox‐Autokatalyse ermöglicht den Zugang zu cyclischen Biarylsulfonamiden (BASNs) ohne exogenen Photokatalysator. Neben einem wichtigen Beitrag zur Grundlagenforschung hat die Entdeckung der Photoredox‐Autokatalyse auch zu weiteren praktischen Anwendungen geführt, wie der Entdeckung von BASNs als neuartige, wirksame und leicht zugängliche ...
Jaspreet Kaur   +3 more
wiley   +1 more source

IL‐13 determines specific IgE responses and SARS‐CoV‐2 immunity after mild COVID‐19 and novel mRNA vaccination

open access: yesEuropean Journal of Immunology, Volume 52, Issue 12, Page 1972-1979, December 2022., 2022
To investigate atopic immune reactions in response to SARS‐CoV‐2 mRNA vaccinations or mild infections serum IgE and cytokines were analyzed. An atopic environment prone to reactions against aeroallergens was revealed in convalescents but not vaccinated.
Stefan Meltendorf   +13 more
wiley   +1 more source

Weakly Supervised Learning Guided by Activation Mapping Applied to a Novel Citrus Pest Benchmark [PDF]

open access: yesarXiv, 2020
Pests and diseases are relevant factors for production losses in agriculture and, therefore, promote a huge investment in the prevention and detection of its causative agents. In many countries, Integrated Pest Management is the most widely used process to prevent and mitigate the damages caused by pests and diseases in citrus crops.
arxiv  

Immunoengineering eines Photocage‐geschützten 5′‐Triphosphat‐Oligoribonukleotid‐Liganden zur spatiotemporalen Kontrolle der RIG‐I‐Aktivierung bei Tumoren

open access: yesAngewandte Chemie, EarlyView.
In dieser Studie wird eine Methode zur präzisen Kontrolle von Retinsäure‐Induzierbaren‐Gens‐I (RIG‐I) vorgestellt, einem Rezeptor des angeborenen Immunsystems, der, wenn er aktiviert wird, antitumorale Immunreaktionen und Zelltod von Krebszellen auslöst.
Sandra Anika Lewash   +11 more
wiley   +1 more source

Refractory nummular eczema in child successfully treated with NB‐UVB and topical delgocitinib

open access: yes, 2022
Journal of Cutaneous Immunology and Allergy, Volume 5, Issue 6, Page 229-230, December 2022.
Ichiro Kurokawa, Jun‐Ichiro Ono
wiley   +1 more source

A cross‐sectional clinical study in women to investigate possible genotoxicity and hematological abnormalities related to the use of black cohosh botanical dietary supplements

open access: yesEnvironmental and Molecular Mutagenesis, Volume 63, Issue 8-9, Page 389-399, December 2022., 2022
Abstract Black cohosh (BC; Actaea racemosa L.), a top‐selling botanical dietary supplement, is marketed to women primarily to ameliorate a variety of gynecological symptoms. Due to widespread usage, limited safety information, and sporadic reports of hepatotoxicity, the Division of the National Toxicology Program (DNTP) initially evaluated BC extract ...
Stephanie L. Smith‐Roe   +15 more
wiley   +1 more source

Computational toolbox for optical tweezers in geometrical optics [PDF]

open access: yes, 2014
Optical tweezers have found widespread application in many fields, from physics to biology. Here, we explain in detail how optical forces and torques can be described within the geometrical optics approximation and we show that this approximation provides reliable results in agreement with experiments for particles whose characteristic dimensions are ...
arxiv   +1 more source

Leicht zugänglich: Borirene aus Borolen und Dialkinen

open access: yesAngewandte Chemie, EarlyView.
Die Synthese unsymmetrischer, perarylierter aromatischer Borirene durch die direkte Reaktion von 1,3‐Diinen mit Borolen wird vorgestellt. Die Studie umfasst die Erforschung verschiedener Substrate, Röntgenstrukturanalysen und quantenchemische Rechnungen.
Pedro H. R. Oliveira   +9 more
wiley   +1 more source

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