Results 51 to 60 of about 999,841 (275)

Making beads and bead making: an introduction

open access: yesAzania: Archaeological Research in Africa
Beads are a prominent category of material culture in the African past. Crosscutting their study across temporal periods and geographical areas are some general methodological and theoretical convergences: the categorisation of beads in terms of materials and methods of manufacture, an emphasis on provenance and distribution, and the analysis of beads ...
Moffett, Abigail, Haour, Anne
openaire   +5 more sources

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

The Textural Properties of Extra Virgin Olive Oil (EVOO)-Hydrocolloid Beads and the Quality Parameters of Bosana EVOO as a Preservation Liquid During Bead Shelf Life

open access: yesFoods
The use of edible food packaging by hydrocolloid encapsulation has gained interest as an approach to preserve the physicochemical and sensory properties of food.
Maria Grazia Farbo   +3 more
doaj   +1 more source

Thermo-Statistical Effects of Inclusions on Vesicles: Division into Multispheres and Polyhedral Deformation

open access: yesMembranes, 2022
The construction of simple cellular models has attracted much attention as a way to explore the origin of life or elucidate the mechanisms of cell division.
Yuno Natsume
doaj   +1 more source

Shell and glass beads from the tombs of Kindoki, Mbanza Nsundi, Lower Congo [PDF]

open access: yes, 2014
The ancient Kingdom of Kongo originated in Central Africa in the 14th century. In the 15th century, the Portuguese organized tight contacts with the Bakongo.
Bostoen, Koen   +5 more
core   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Solid-phase extractions in flow analysis

open access: yesAnais da Academia Brasileira de Ciências
Coupling solid-phase extraction (SPE) to flow systems has promoted a synergistic development. Whereas SPE mechanization leads to improved precision and higher sample throughput, as well as diminishes systematic errors and contamination risks, analyte ...
FÁBIO R.P. ROCHA   +3 more
doaj   +1 more source

Dentalium beads - shells of fosillised sea molluscs at the Vinča-Belo brdo site [PDF]

open access: yesStarinar, 2010
During excavation of the Vinča-Belo Brdo site a significant number of decorated items made from clay, stone, bone, and seashells or snail shells have been collected over the years.
Dimitrijević Vesna   +2 more
doaj   +1 more source

The beads found on the Glyadenovo Sanctuary During the 2003–2006 Excavation Period

open access: yesАрхеология евразийских степей, 2022
The article presents the results of the analysis of the beads found on the Glyadenovo sanctuary during the 2003-2006 excavation period. Glyadenovo hillfort and sanctuary archaeology site (VI century BC – V century AD) is a large cult center of the Early ...
Korenyuk Sergei N.   +1 more
doaj   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

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