Results 31 to 40 of about 24,556 (268)

GEOLOGICAL AND STRATIGRAPHICAL STUDIES ON THE SUBSURFACE SEQUENCE IN GIBB AFIA-2 WELL, NORTHERN WESTERN DESERT, EGYPT [PDF]

open access: yesDelta Journal of Science, 2016
the purpose of the present study is investigated the subsurface rocks of Gibb Afia-2 well interms of their stratigraphical, sedimentological, and paleontological characteristics.
Allam Ahmed Allam   +4 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

The tundra and polar semi-desert landscapes of Banks Island and Prince Patrick Island, Western Canadian Arctic

open access: yesCuadernos de Investigación Geográfica, 2016
Tundra and polar desert environments characterize the islands of the Western Canadian Arctic. Prince Patrick Island is a typical polar semi-desert; Banks Island illustrates the intermixing of polar-desert and tundra environments.
H. M. French
doaj   +1 more source

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Paleokarst shafts in the western desert of Egypt: A unique landscape

open access: yesActa Carsologica, 2013
Paleokarst shafts in the western desert of Egypt: A unique landscapeThe Eocene limestone plateau of the Western Desert of Egypt has various karst features, including shafts created during ancient wet periods.
Ashraf Mostafa
doaj   +1 more source

Exploring Potential COPD Immunosuppression Pathways Causing Increased Susceptibility for MAC Infections among COPD Patients

open access: yesClinics and Practice, 2021
Although there has been a drastic decline in the cases of Tuberculosis in the United States, the prevalence of infections caused by Mycobacterium avium Complex (MAC) has steadily increased in the past decades. Mycobacterium avium (M. avium) is one of the
Shafaa Munjal   +3 more
doaj   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Discerning protein pools by selective staining with self‐labeling tags

open access: yesFEBS Letters, EarlyView.
Cell surface proteins have an intra‐ and extracellular pool. Combining genetic fusion to self‐labeling tags that can be addressed with small molecule fluorophores allows separating these pools. We highlight recent developments and techniques for state‐of‐the‐art interrogation of cell surface proteins in the complex tissue setting.
Kati Fischermanns, Johannes Broichhagen
wiley   +1 more source

Complementary Root Niches Improve Stratified Phosphorus Acquisition and Use Efficiency in Perennial Legume–Grass Mixtures Under Low-P Conditions

open access: yesAgronomy
Root foraging efficiency under low-phosphorus (P) conditions is a critical constraint for the sustainable development of artificial grasslands. However, the mechanisms by which legume–grass mixtures with complementary deep and shallow root systems ...
Ziyi Dou   +8 more
doaj   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

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