Results 31 to 40 of about 47,307 (333)

Ovruch slate spindle whorls in the Czech Lands

open access: yesPrzegląd Archeologiczny, 2022
The article discusses the state of knowledge and the significance of a special group of early medieval material culture artefacts – namely, spindle whorls made of Ovruch pyrophyllite slate originating from the territory of present-day Ukraine. Thousands
Pavel Kouřil, Antonín Přichystal
doaj   +1 more source

Dermatoglyphic pattern assessment in smokeless tobacco users in the North Gujarat population: A comparative case–control study

open access: yesJournal of Pharmacy and Bioallied Sciences
Introduction: Dermatoglyphic patterns identify genetic conditions as they develop early in pregnancy and remain constant throughout life. Multiple studies suggest that there is a genetic link to smokeless tobacco use. So, this study has been conducted to
Jaideepa   +6 more
doaj   +1 more source

Bone spindle whorls in the funeral rite of the Lola Cultural Circle [PDF]

open access: yesВестник археологии, антропологии и этнографии
This paper presents the analysis of a small number of burials from the Lola Cultural Circle, whose grave goods include bone spindle whorls. It provides a brief overview of trace evidence on the use of such objects that served as flywheels of the rotary ...
Mimokhod R.A., Usachuk A.N.
doaj   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

MEGAPORELLA NIKLERI N. SP., A NEW CALCAREOUS ALGA (DASYCLADALES) FROM THE UPPER BARREMIAN OF MT. BIOKOVO, CROATIA

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2004
The genus Megaporella Deloffre & Beun, 1986, is emended, and a new species, Megaporella nikleri n. sp., is established. The species is characterized by vesiculiferous and sporadically phloiophorous branches, arranged in whorls.
BRANKO SOKAC AND TONCI GRGASOVIC
doaj   +1 more source

A genetic and molecular model for flower development in Arabidopsis thaliana [PDF]

open access: yes, 1991
Cells in developing organisms do not only differentiate, they differentiate in defined patterns. A striking example is the differentiation of flowers, which in most plant families consist of four types of organs: sepals, petals, stamens and carpels, each
Bowman, John L.   +6 more
core  

Spatial Distribution of Egg Clusters of the European Pine Sawfly \u3ci\u3eNeodiprion Sertifer\u3c/i\u3e (Geoff.) in Young Pine Plantations in Michigan [PDF]

open access: yes, 2017
(excerpt) The European pine sawfly, Neodiprion sertifer (Geoffroy), is a perennial problem in young pine plantations in Eastern North America. Scotch pine, Pinus sylvestris L., and red pine, P. resinom Ait., are its principal hosts.
Wilson, Louis F
core   +2 more sources

Dual targeting of RET and SRC synergizes in RET fusion‐positive cancer cells

open access: yesMolecular Oncology, EarlyView.
Despite the strong activity of selective RET tyrosine kinase inhibitors (TKIs), resistance of RET fusion‐positive (RET+) lung cancer and thyroid cancer frequently occurs and is mainly driven by RET‐independent bypass mechanisms. Son et al. show that SRC TKIs significantly inhibit PAK and AKT survival signaling and enhance the efficacy of RET TKIs in ...
Juhyeon Son   +13 more
wiley   +1 more source

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

Within and between Whorls: Comparative Transcriptional Profiling of Aquilegia and Arabidopsis

open access: yesPLoS ONE, 2010
Background The genus Aquilegia is an emerging model system in plant evolutionary biology predominantly because of its wide variation in floral traits and associated floral ecology. The anatomy of the Aquilegia flower is also very distinct.
Claudia Voelckel   +3 more
semanticscholar   +1 more source

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