Results 11 to 20 of about 67,787 (147)

Identification of Components of the Hippo Pathway in Hydra and Potential Role of YAP in Cell Division and Differentiation

open access: yesFrontiers in Genetics, 2021
The Hippo signaling pathway has been shown to be involved in regulating cellular identity, cell/tissue size maintenance and mechanotransduction. The Hippo pathway consists of a kinase cascade which determines the nucleo-cytoplasmic localization of YAP in
Manu Unni   +6 more
doaj   +1 more source

Exploring the HYDRAtion method for loading siRNA on liposomes : the interplay between stability and biological activity in human undiluted ascites fluid [PDF]

open access: yes, 2016
Delivery of small interfering RNA (siRNA) is recently gaining tremendous attention for the treatment of ovarian cancer. The present study investigated the potential of different liposomal formulations composed of (2,3-dioleoyloxy-propyl)trimethylammonium
Braeckmans, Kevin   +4 more
core   +2 more sources

Hyperbolic hydra

open access: yesGroups, Geometry, and Dynamics, 2013
We give examples of hyperbolic groups with finite rank free subgroups of huge (Ackermannian) distortion.
Brady, Noel   +2 more
openaire   +3 more sources

Laboratory test methods to determine the degradation of plastics in marine environmental conditions

open access: yesFrontiers in Microbiology, 2012
In this technology report, three test methods were developed to characterize the degradation of plastic in marine environment. The aim was to outline a test methodology to measure the physical and biological degradation in different habitats where ...
Maurizio eTosin   +4 more
doaj   +1 more source

Distinct cellular expression pattern of annexins in Hydra vulgaris. [PDF]

open access: yes, 1992
The annexins are a structurally related family of Ca2+ and phospholipid binding proteins whose function has not been clearly defined. Further investigations of annexin function may be enhanced by studying simpler organisms that express fewer annexin gene
Bode, HR, Haigler, HT, Schlaepfer, DD
core   +2 more sources

Transplantation stimulates interstitial cell migration in hydra [PDF]

open access: yes, 1990
Migration of interstitial cells and nerve cell precursors was analyzed in Hydra magnipapillata and Hydra vulgaris (formerly Hydra attenuata). Axial grafts were made between [3H]thymidine-labeled donor and unlabeled host tissue. Migration of labeled cells
Bosch   +10 more
core   +1 more source

Immunocompetence in Hydra. Epithelial cells recognize self-nonself and react against it [PDF]

open access: yes, 1986
The evolution of effective immunologic defense mechanisms in multicellular organisms involves the ability of host cells to distinguish betweeen self and nonself and to react appropriately to eliminate foreign tissue.
Bosch, Thomas C. G., David, Charles N.
core   +1 more source

The Involvement of Cell-Type-Specific Glycans in Hydra Temporary Adhesion Revealed by a Lectin Screen

open access: yesBiomimetics, 2022
Hydra is a freshwater solitary polyp, capable of temporary adhesion to underwater surfaces. The reversible attachment is based on an adhesive material that is secreted from its basal disc cells and left behind on the substrate as a footprint.
Sofia Seabra   +4 more
doaj   +1 more source

Incorporation of a horizontally transferred gene into an operon during cnidarian evolution. [PDF]

open access: yesPLoS ONE, 2012
Genome sequencing has revealed examples of horizontally transferred genes, but we still know little about how such genes are incorporated into their host genomes. We have previously reported the identification of a gene (flp) that appears to have entered
Catherine E Dana   +4 more
doaj   +1 more source

Short Toxin-like Proteins Abound in Cnidaria Genomes

open access: yesToxins, 2012
Cnidaria is a rich phylum that includes thousands of marine species. In this study, we focused on Anthozoa and Hydrozoa that are represented by the Nematostella vectensis (Sea anemone) and Hydra magnipapillata genomes. We present a method for ranking the
Michal Linial   +3 more
doaj   +1 more source

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