نتایج جستجو برای: gbr

تعداد نتایج: 854  

2004
David J. Ayre Karen J. Miller

Earlier studies of the coral Pocillopora damicornis provide a conflicting picture of its use of sexual and asexual reproduction for population maintenance. In Western Australia, colonies are asexually viviparous, and populations appear to be maintained by localised asexual recruitment but founded by genotypically diverse colonists. However, on Australia’s Great Barrier Reef (GBR), as in many ot...

2017
Karen D. Weynberg Patrick W. Laffy Elisha M. Wood-Charlson Dmitrij Turaev Thomas Rattei Nicole S. Webster Madeleine J.H. van Oppen

Stony corals (Scleractinia) are marine invertebrates that form the foundation and framework upon which tropical reefs are built. The coral animal associates with a diverse microbiome comprised of dinoflagellate algae and other protists, bacteria, archaea, fungi and viruses. Using a metagenomics approach, we analysed the DNA and RNA viral assemblages of seven coral species from the central Great...

Journal: :Proceedings. Biological sciences 2013
George Roff Tara R Clark Claire E Reymond Jian-xin Zhao Yuexing Feng Laurence J McCook Terence J Done John M Pandolfi

The inshore reefs of the Great Barrier Reef (GBR) have undergone significant declines in water quality following European settlement (approx. 1870 AD). However, direct evidence of impacts on coral assemblages is limited by a lack of historical baselines prior to the onset of modern monitoring programmes in the early 1980s. Through palaeoecological reconstructions, we report a previously undocum...

Journal: :Learning & memory 2006
Jarod Swant John J Wagner

Dopamine has been demonstrated to be involved in the modulation of long-term potentiation (LTP) in the CA1 region of the hippocampus. As monoamine transporter blockade will increase the actions of endogenous monoamine neurotransmitters, the effect of a dopamine transporter (DAT) antagonist on LTP was assessed using field excitatory postsynaptic potentials recorded in the CA1 region of the rat h...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2007
Shlomit Yuval-Greenberg Leon Y Deouell

Gamma-band responses (GBRs) are hypothesized to reflect neuronal synchronous activity related to activation of object representations. However, it is not known whether synchrony in the gamma range is also related to multisensory object processing. We investigated the effect of semantic congruity between auditory and visual information on the human GBR. The paradigm consisted of a simultaneous p...

Journal: :CoRR 2013
Thomas Maugey Antonio Ortega Pascal Frossard

In this paper, we propose a new representation for multiview image sets. Our approach relies on graphs to describe geometry information in a compact and controllable way. The links of the graph connect pixels in different images and describe the proximity between pixels in the 3D space. These connections are dependent on the geometry of the scene and provide the right amount of information that...

Journal: :Acta biomaterialia 2016
Ibrahim Elgali Alberto Turri Wei Xia Birgitta Norlindh Anna Johansson Christer Dahlin Peter Thomsen Omar Omar

UNLABELLED Bone insufficiency remains a major challenge for bone-anchored implants. The combination of guided bone regeneration (GBR) and bone augmentation is an established procedure to restore the bone. However, a proper understanding of the interactions between the bone substitute and GBR membrane materials and the bone-healing environment is lacking. This study aimed to investigate the earl...

2015
Madeleine J.H. van Oppen Vimoksalehi Lukoschek Ray Berkelmans Lesa M. Peplow Alison M. Jones Mónica Medina

Coral reefs surrounding the islands lying close to the coast are unique to the Great Barrier Reef (GBR) in that they are frequently exposed to disturbance events including floods caused by cyclonic rainfall, strong winds and occasional periods of prolonged above-average temperatures during summer. In one such group of islands in the southern GBR, the Keppel Island archipelago, climate-driven di...

Journal: :Remote Sensing 2021

Australia’s Great Barrier Reef (GBR) is a globally unique and precious national resource; however, the geomorphic benthic composition extent of coral habitat per reef are greatly understudied. However, this critical to understand spatial disturbance impacts recovery potential. This study characterizes quantifies based on depth, maps more than 2164 shallow offshore GBR reefs. The mapping approac...

Journal: :dental research journal 0
mehrdad barekatain morvarid mafi shirin amini shirin zahra farhad

background: tissue engineering represents very exciting advances in regenerative medicine; however, periodontal literature only contains few reports. emdogain (emd) consists of functional molecules that have shown many advantages in regenerative treatments. this study investigated emd effect on gingival fi broblast adhesion to different membranes. materials and methods: two dense polytetrafl uo...

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