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BIOLOGICAL ASPECTS AND THERMAL REQUIREMENTS OF THE BIRD CHERRY-OAT APHID, Rhopalosiphum padi (LINNAEUS), REARED ON WHEAT SEEDLINGS

A. Shehawy, Abeer Mohammad, Monira El-Fatih • Journal of Plant Protection and Pathology (2015)

The bird cherry-oat aphid, Rhopalosiphum padi (Linnaeus) was studied at 15, 20 and 25oC constant temperatures. Wheat seedlings were offered for feeding and maintaining the aphid, R. padi using the Punctured Ependorf Tube Technique. R. padi ...

DOAJ Open Access (DOAJ) DOI: 10.21608/jppp.2015.75784

Chemical composition, antioxidant and antimicrobial potential of essential oils from different parts of Daphne mucronata Royle

Iqra Ashraf, Muhammad Zubair, Komal Rizwan, Nasir Rasool et al. • Chemistry Central Journal (2018)

Abstract This research work was executed to determine chemical composition, anti-oxidant and anti-microbial potential of the essential oils extracted from the leaves and stem of Daphne mucronata Royle. From leaves and stem oils fifty-one di...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13065-018-0495-1

A large deletion conferring pale green leaves of maize

Guoqi Yao, Hua Zhang, Bingying Leng, Bing Cao et al. • BMC Plant Biology (2023)

Abstract Background The structural basis of chloroplast and the regulation of chloroplast biogenesis remain largely unknown in maize. Gene mutations in these pathways have been linked to the abnormal leaf color phenotype observed in some mu...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12870-023-04360-2

Evolution of Tandem Repeats Is Mirroring Post-polyploid Cladogenesis in Heliophila (Brassicaceae)

Mert Dogan, Mert Dogan, Milan Pouch, Milan Pouch et al. • Frontiers in Plant Science (2021)

The unigeneric tribe Heliophileae encompassing more than 100 Heliophila species is morphologically the most diverse Brassicaceae lineage. The tribe is endemic to southern Africa, confined chiefly to the southwestern South Africa, home of tw...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpls.2020.607893

AY-WB Phytoplasma Secretes a Protein That Targets Plant Cell Nuclei

Xiaodong Bai, Valdir R. Correa, Tania Y. Toruño, El-Desouky Ammar et al. • Molecular Plant-Microbe Interactions (2009)

The fully sequenced genome of aster yellows phytoplasma strain witches' broom (AY-WB; Candidatus Phytoplasma asteris) was mined for the presence of genes encoding secreted proteins based on the presence of N-terminal signal peptides (SP). W...

DOAJ Open Access (DOAJ) DOI: 10.1094/MPMI-22-1-0018

Functional relation of Actinidia species phytohormonal status with regeneration ability and sex of plants

N.V. Skripchenko, L.I. Musatenko, P.A. Moroz, V.A. Vasjuk • Інтродукція Рослин (1999)

Endogenous content of phytohormones has been investigated in one-year shoots of different actinidia species, which were introduced in Ukraine. Relationship between phytohormon status of plants and their ability to rooting was established. O...

DOAJ Open Access (DOAJ) DOI: 10.5281/zenodo.3366272

Wilms Tumor 1b defines a wound-specific sheath cell subpopulation associated with notochord repair

Juan Carlos Lopez-Baez, Daniel J Simpson, Laura LLeras Forero, Zhiqiang Zeng et al. • eLife (2018)

Regenerative therapy for degenerative spine disorders requires the identification of cells that can slow down and possibly reverse degenerative processes. Here, we identify an unanticipated wound-specific notochord sheath cell subpopulation...

DOAJ Open Access (DOAJ) DOI: 10.7554/eLife.30657

Graphene Oxide and Reduced Derivatives, as Powder or Film Scaffolds, Differentially Promote Dopaminergic Neuron Differentiation and Survival

Noela Rodriguez-Losada, Noela Rodriguez-Losada, Rune Wendelbob, M. Carmen Ocaña et al. • Frontiers in Neuroscience (2020)

Emerging scaffold structures made of carbon nanomaterials, such as graphene oxide (GO) have shown efficient bioconjugation with common biomolecules. Previous studies described that GO promotes the differentiation of neural stem cells and ma...

DOAJ Open Access (DOAJ) DOI: 10.3389/fnins.2020.570409

The Atr-Chek1 pathway inhibits axon regeneration in response to Piezo-dependent mechanosensation

Feng Li, Tsz Y. Lo, Leann Miles, Qin Wang et al. • Nature Communications (2021)

The Atr-Check1 pathway is involved in cell cycle and the DNA damage response. Here, the authors show that the Atr-Check1 pathway can inhibit axon regeneration in response to Piezo-mediated mechanosensation, affecting functional recovery....

DOAJ Open Access (DOAJ) DOI: 10.1038/s41467-021-24131-7

Alzheimer’s Disease as a Membrane Disorder: Spatial Cross-Talk Among Beta-Amyloid Peptides, Nicotinic Acetylcholine Receptors and Lipid Rafts

Camila Fabiani, Camila Fabiani, Silvia S. Antollini, Silvia S. Antollini • Frontiers in Cellular Neuroscience (2019)

Biological membranes show lateral and transverse asymmetric lipid distribution. Cholesterol (Chol) localizes in both hemilayers, but in the external one it is mostly condensed in lipid-ordered microdomains (raft domains), together with satu...

DOAJ Open Access (DOAJ) DOI: 10.3389/fncel.2019.00309

Green synthesis, characterization and functional validation of bio-transformed selenium nanoparticles

S. Vasanthakumar, M. Manikandan, Muthu Arumugam • Biochemistry and Biophysics Reports (2024)

Selenium, an essential micronutrient with potent anticancer and antioxidant properties, the inorganic form of selenium is highly toxic, while organic and elemental nanoforms are more bioavailable and less toxic and have gained attention owi...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.bbrep.2024.101760

Technosignatures Longevity and Lindy's Law

Amedeo Balbi, Claudio Grimaldi • The Astronomical Journal (2024)

The probability of detecting technosignatures (i.e., evidence of technological activity beyond Earth) increases with their longevity, or the time interval over which they manifest. Therefore, the assumed distribution of longevities has some...

DOAJ Open Access (DOAJ) DOI: 10.3847/1538-3881/ad217d

Doublecortin-like kinase 1 compromises DNA repair and induces chromosomal instability

Yuxiong Lu, Junichi Maruyama, Keiko Kuwata, Hiroyuki Fukuda et al. • Biochemistry and Biophysics Reports (2018)

Doublecortin-like kinase 1 (DCLK1) is a serine/threonine-kinase with two doublecortin (DCX) domains. DCLK1 is associated with microtubules via DCX domains and regulates microtubule polymerization. DCLK1 is known to be expressed in cancer st...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.bbrep.2018.10.014

Involvement of two uptake mechanisms of gold and iron oxide nanoparticles in a co-exposure scenario using mouse macrophages

Dimitri Vanhecke, Dagmar A. Kuhn, Dorleta Jimenez de Aberasturi, Sandor Balog et al. • Beilstein Journal of Nanotechnology (2017)

Little is known about the simultaneous uptake of different engineered nanoparticle types, as it can be expected in our daily life. In order to test such co-exposure effects, murine macrophages (J774A.1 cell line) were incubated with gold (A...

DOAJ Open Access (DOAJ) DOI: 10.3762/bjnano.8.239

Paraffinic oil residues after heating as a basis for fuel

Zvereva Elvira, Makarova Anastasiya, Ilyin Nikolay, Ageeva Marina et al. • E3S Web of Conferences (2023)

The possibility of reuse of heavy residues (oily sludge) of low-sulfur, highly paraffinic Mangyshlak oils as a basis for fuel with improved environmental characteristics for engines to marine, river and railway transport, gas turbine and bo...

DOAJ Open Access (DOAJ) DOI: 10.1051/e3sconf/202337604020