Results 1 to 10 of about 46,041 (188)

The Evolutionary Reorganization of Ontogeny and Origin of Multicellularity [PDF]

open access: yes, 2010
The formation of morphogenetic mechanisms during emergence of multicellularity is discussed in this ...
Dovgal, I. V.
core   +1 more source

Ontogenesis of Lateralization [PDF]

open access: yesNeuron, 2017
The brains of humans and other animals are asymmetrically organized, but we still know little about the ontogenetic and neural fundaments of lateralizations. Here, we review the current state of understanding about the role of genetic and non-genetic factors for the development of neural and behavioral asymmetries in vertebrates.
Onur, Güntürkün   +1 more
openaire   +2 more sources

Novel Insights into the Bovine Polled Phenotype and Horn Ontogenesis in Bovidae [PDF]

open access: yes, 2013
Despite massive research efforts, the molecular etiology of bovine polledness and the developmental pathways involved in horn ontogenesis are still poorly understood.
Allais-Bonnet, Aurélie   +48 more
core   +11 more sources

Correlation with basic differentiation processes of neurons [PDF]

open access: yes, 1991
The development of the spinal cord involves the proliferation of neurons, their migration to well-defined areas, fiber outgrowth and synapse formation. The present study was designed to correlate the spatiotemporal pattern of expression of synaptophysin,
Altman   +37 more
core   +2 more sources

Wnt Signaling in Neural Crest Ontogenesis and Oncogenesis. [PDF]

open access: yes, 2019
Neural crest (NC) cells are a temporary population of multipotent stem cells that generate a diverse array of cell types, including craniofacial bone and cartilage, smooth muscle cells, melanocytes, and peripheral neurons and glia during embryonic ...
Hao, Hongyan   +4 more
core   +2 more sources

An allometry-based approach for understanding forest structure, predicting tree-size distribution and assessing the degree of disturbance [PDF]

open access: yes, 2012
Tree-size distribution is one of the most investigated subjects in plant population biology. The forestry literature reports that tree-size distribution trajectories vary across different stands and/or species, while the metabolic scaling theory suggests
Anfodillo, Tommaso   +5 more
core   +2 more sources

Ruyer and Simondon on Technological Inventiveness and Form Outlasting its Medium [PDF]

open access: yes, 2017
A summary is provided of Ruyer's important contribution, also a reversal from some conclusions held in his secondary doctoral dissertation, about the limits inherent in technological progress, and an attempt is made to show the coherence of this position
Gagnon, Philippe
core   +1 more source

Anergy in self-directed B lymphocytes from a statistical mechanics perspective

open access: yes, 2012
The ability of the adaptive immune system to discriminate between self and non-self mainly stems from the ontogenic clonal-deletion of lymphocytes expressing strong binding affinity with self-peptides.
Agliari, Elena   +4 more
core   +1 more source

The Early Spring Synusias in the Forests of Fageto-carpineto-querceta Roboris Subformation on the Territory of Precarpathian Region (Ukraine) [PDF]

open access: yes, 2016
. In the article were presented the results of studying the early spring synusias in the forests of Fageto-Carpineto-Querceta roboris subformation on the Pricarpathian territory.
Bunjak, V. (Vira)   +3 more
core   +2 more sources

Organization and evolution of synthetic idiotypic networks

open access: yes, 2012
We introduce a class of weighted graphs whose properties are meant to mimic the topological features of idiotypic networks, namely the interaction networks involving the B-core of the immune system. Each node is endowed with a bit-string representing the
Agliari, Elena   +3 more
core   +1 more source

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