Results 21 to 30 of about 47,725 (236)

Accumulation of Secondary Metabolites of Rhodiola semenovii Boriss. In Situ in the Dynamics of Growth and Development

open access: yesMetabolites, 2022
Rhodiola semenovii Boriss. (Regel and Herder) might be a promising replacement for the well-known but endangered Rhodiola rosea L. In this research, the metabolic profile of R. semenovii, including drug-active and stress-resistant components, was studied
Nina V. Terletskaya   +5 more
doaj   +1 more source

Tiny but Fatty: Lipids and Fatty Acids in the Daubed Shanny (Leptoclinus Maculatus), a Small Fish in Svalbard Waters

open access: yesBiomolecules, 2020
The seasonal dynamic of lipids and their fatty acid constituents in the lipid sac and muscles of pelagic postlarval Leptoclinus maculatus, an ecologically important fish species in the Arctic food nets, in Kongsfjord, Svalbard waters was studied.
Svetlana A. Murzina   +8 more
doaj   +1 more source

ТHE FORMATION OF STRUCTURES IN ONTOGENESIS, PROVIDING RESISTANCE TO METAPLASIA OF THE MUCOUS MEMBRANE OF THE LOWER THIRD OF HUMAN ESOPHAGUS

open access: yesКреативная хирургия и онкология, 2017
Studied  features of  vascular-tissue ratios  of  mucous  membrane of  the  lower  third of the esophagus of human fetus and adult  persons as the basis of resistance of mucous membrane to metaplasia.
P. A. Gelashvili, V. N. Tokarev
doaj   +1 more source

Ontogeny and Phylogeny of a New Hypotrichous Ciliate (Protista, Ciliophora), Metaurostylopsis alrasheidi n. sp., With Establishment of a New Genus Monourostylopsis n. gen.

open access: yesFrontiers in Marine Science, 2020
In the present study, based on both morphologic and phylogenetic analyses, a new genus, Monourostylopsis n. gen., and new species, Metaurostylopsis alrasheidi n. sp. as well as a new combination, Monourostylopsis antarctica (Jung et al., 2011) n.
Wenya Song   +6 more
doaj   +1 more source

Immunohistological characteristics of collagen, laminin and sialoadhesin in the rat submandibular salivary gland during ontogenesis [PDF]

open access: yesStomatološki glasnik Srbije, 2003
The aim of this study was to investigate the expression of collagen, laminin and sialoadhesin in the rat submandibular salivary gland during postnatal development (1st, 30th,and 60th day) by using various monoclonal antibodies (mAbs) RMC-23 (specific for
Dožić Ivan, Čolić Miodrag J.
doaj   +1 more source

Multi-Gene Phylogeny of the Ciliate Genus Trachelostyla (Ciliophora, Hypotrichia), With Integrative Description of Two Species, Trachelostyla multinucleata Spec. nov. and T. pediculiformis (Cohn, 1866)

open access: yesFrontiers in Microbiology, 2022
Many hypotrich genera, including Trachelostyla, are taxonomically challenging and in a need of integrative revision. Using morphological data, molecular phylogenetic analyses, and internal transcribed spacer 2 (ITS2) secondary structures, we attempt to ...
Tengyue Zhang   +10 more
doaj   +1 more source

Peculiarities of germination and morphology of seedlings of the genus Pittosporum Banks ex Sol. species

open access: yesІнтродукція Рослин, 2015
For clarification of processes of adaptation in new conditions of growth are investigated the features of seeds germination and seedlings morphology of 5 species of the genus Pittosporum Banks ex Sol.: P. tobira (Thunb.) W.T. Aiton., P.
L.I. Boyko
doaj   +1 more source

Cognitive process development in primary school age children with different types of ontogenesis. Course of correction

open access: yesАутизм и нарушение развития, 2017
Sufficient level of mental development of the child, formation of the emotional sphere, voluntary activities and socio-psychological skills are the main indicators of child readiness for schooling. It appears to be important to use the neuropsychological
Maksimenko M.You., Shal L.G.,
doaj   +1 more source

Food as a factor of fertility, development duration, and changes in morphometric parameters in Henosepilachna vigintioctomaculata (Motschulsky)

open access: yesОвощи России, 2021
Relevance.The physiology of insects nutrition and digestion reflects the diversity of their food specialization, aimed at the most effective use of feed.
N. V. Matsishina   +5 more
doaj   +1 more source

Developing an ontological sandbox : investigating multi-level modelling’s possible Metaphysical Structures [PDF]

open access: yes, 2017
One of the central concerns of the multi-level modelling (MLM) community is the hierarchy of classifications that appear in conceptual models; what these are, how they are linked and how they should be organised into levels and modelled. Though there has
de Cesare, Sergio   +4 more
core  

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