Results 31 to 40 of about 3,162 (180)

How Botryllus Chooses to Fuse [PDF]

open access: yesImmunity, 2006
In Botryllus schlosseri, a highly polymorphic allorecognition system limits the potential for vascular fusion by genetically dissimilar, adjacent colonies. In this issue, Nyholm et al. (2006) uncover the nature of the receptor that recognizes the products of the histocompatibility genes.
openaire   +2 more sources

Temporally and spatially dynamic germ cell niches in Botryllus schlosseri revealed by expression of a TGF-beta family ligand and vasa

open access: yesEvoDevo, 2016
Background Germ cells are specified during early development and are responsible for generating gametes in the adult. After germ cells are specified, they typically migrate to a particular niche in the organism where they reside for the remainder of its ...
Adam D. Langenbacher   +1 more
doaj   +1 more source

Phylogenomics and systematics of botryllid ascidians, and implications for the evolution of allorecognition

open access: yesFrontiers in Ecology and Evolution, 2023
Allorecognition, the ability of an organism to distinguish kin from non-kin, or self from non-self, has been studied extensively in a group of invertebrate chordates, the colonial ascidians called botryllids (Subphylum Tunicata, Class Ascidiacea, Family ...
Marie L. Nydam   +9 more
doaj   +1 more source

Data on four apoptosis-related genes in the colonial tunicate Botryllus schlosseri

open access: yesData in Brief, 2016
The data described are related to the article entitled “Recurrent phagocytosis-induced apoptosis in the cyclical generation change of the compound ascidian Botryllus schlosseri” (Franchi et al., 2016) [1].
Nicola Franchi   +4 more
doaj   +1 more source

Migration of germline progenitor cells is directed by sphingosine-1-phosphate signalling in a basal chordate. [PDF]

open access: yes, 2015
The colonial ascidian Botryllus schlosseri continuously regenerates entire bodies in an asexual budding process. The germ line of the newly developing bodies is derived from migrating germ cell precursors, but the signals governing this homing process ...
Bui, Connor   +4 more
core   +1 more source

In vivo manipulation of the extracellular matrix induces vascular regression in a basal chordate. [PDF]

open access: yes, 2017
We investigated the physical role of the extracellular matrix (ECM) in vascular homeostasis in the basal chordate Botryllus schlosseri, which has a large, transparent, extracorporeal vascular network encompassing an area >100 cm2 We found that the ...
Boyer, Scott W   +9 more
core   +1 more source

Ontology for the asexual development and anatomy of the colonial chordate Botryllus schlosseri.

open access: yesPLoS ONE, 2014
Ontologies provide an important resource to integrate information. For developmental biology and comparative anatomy studies, ontologies of a species are used to formalize and annotate data that are related to anatomical structures, their lineage and ...
Lucia Manni   +7 more
doaj   +1 more source

Studies on Japanese Botryllid Ascidians. IV. A New Species of the Genus Botryllus with a Unique Colony Shape, from the Vicinity of Shimoda [PDF]

open access: yes, 2003
The morphology and life history of a strange and unidentified botryllid ascidian were investigated. This ascidian was first collected from the stony shore of Ebisu Island in Shimoda, a city on Izu peninsula in central Japan.
Okuyama Makiko   +2 more
core   +1 more source

Cytochemical properties of Botryllus schlosseri haemocytes: indications for morpho-functional characterisation

open access: yesEuropean Journal of Histochemistry, 2009
In the present study, we carried out a detailed light microscopy investigation of the cytochemical properties of the haemocytes of the colonial ascidian Botryllus schlosseri, using new cytochemical stains and enzymatic markers, a panel of antibodies and ...
L Ballarin, F Cima
doaj   +1 more source

Ascidiacea (Chordata, Tunicata) de Uruguay (Atlántico SO): Checklist y consideraciones zoogeográficas [PDF]

open access: yes, 2018
The diversity of ascidians from the Southwestern Atlantic between 30°S and 40°S (southern Brazil, Uruguay and northern Argentina) remains as one of the poorest known of the West Atlantic.
Garcia Rodriguez, Felipe   +9 more
core   +1 more source

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