Bilateral Symmetry
The origins of axial patterning in the metazoa: how old is bilateral symmetry?
... radial symmetry is nearly perfect, but it is disrupted by the slit-shaped mouth and external openings on the oral disk (Stephenson, ...exhibit bilateral symmetry in the orientation of the mesenteries ...
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Fast Radial and Bilateral Symmetry Detection Using Inverted Gradient Hash Maps
... of symmetry is a fundamental task in image processing but it has traditionally been computationally ...radial symmetry, algorithms for the detection of bilateral symmetry are still relatively ...
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A primitive approach to Ou MC decrescendo phenomenon with a hands on therapy—The relation between human bilateral symmetry and disease
... ever, the OuDP invokes a restorative effect to the op- posed side of the body rather than a spread of the harm- ful effects of inflammation which is probably mediated through a neurological transmission. A similar pheno- ...
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Parallel evolution of TCP and B-class genes in Commelinaceae flower bilateral symmetry
... Maximum parsimony character state reconstructions support a gain of tepal bilateral symmetry within the Com- melina-containing Commelineae clade of Commelinaceae (Figure 1). Available data suggest that ...
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From spiral cleavage to bilateral symmetry: the developmental cell lineage of the annelid brain
... In many annelids and mollusks, spiral cleavage pro- duces spherical planctonic larvae called trochophore lar- vae (Fig. 1a). The larvae form a simple nervous system that integrates sensory information from photo-, ...
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Determination of bilateral symmetry of carotid artery structure and function in children and adolescents
... cannot be done because of technical and/or anatomical issues, single carotid artery analysis is often necessary. It is important to be aware of any structural or functional differences between the left and right sides ...
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The manoeuvrability hypothesis to explain the maintenance of bilateral symmetry in animal evolution
... Bilateral symmetry with two body axes arose early in animal evolution, probably in slow, flat, worm-like organisms locomoting on a substrate ...lateral symmetry most likely appeared prior to the ...
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Elaboration of bilateral symmetry across Knautia macedonica capitula related to changes in ventral petal expression of CYCLOIDEA-like genes
... Knautia macedonica (Dipsacaceae) has four-parted weakly zygomorphic internal florets that gradually expand and diverge across the dorsoventral axis into strongly zygomorphic florets in the external ring (Fig. 1). This ...
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A simple method for measuring the bilateral symmetry of leaves
... usually ranges from 1 to 2 [25–27]. This mean–variance relationship was referred to as Taylor’s power law [26]. There are many biological and abiotic explanations about the empirical range of β’s estimate [26,28–29]. Our ...
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Taylor’s power law for leaf bilateral symmetry
... leaf bilateral symmetry in three classes of plants investigated, with estimates of the exponent of TPL in the range of ...leaf bilateral symmetry for bamboos, which implies that there might be ...
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Bilateral symmetry of distortions of tactile size perception
... the bilateral coherence of distortions of tactile size perception, both in terms of the overall magnitude of distortion as well as in terms of consistent individual differences across ...
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Demystification of animal symmetry: symmetry is a response to mechanical forces
... spherical symmetry is suboptimal for the body plan of a macroscopic animal that has to deal with gravity and the physical challenges imposed by locomo- tion (such as drag; [88]), it is only radial and ...
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A Lemon-like Shadowless Lamp for Dental Use
... Moreover, we adopted the conic constant k between 1 and 0 for an initial simulation to obtain the optimal rotated and balanced angle for each single section of the bilateral symmetry curve. This initial ...
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Shape of the posterior vitreous chamber in human emmetropia and myopia
... Alternatively the bilateral symmetry of retinal shape evident between temporal–nasal regions in the coronal plane referenced to a vertical line midline drawn through the nose could arise[r] ...
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The Symmetries of the Icons on Ancient Seals
... For the Egyptians, a scarab seal was not only an impression seal: it was also an amulet with images and symbols engraved to protect the owner [14-18]. Stamp seals with round or elliptic shapes are considered as scarab ...
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A New Factor to Explain Implied Volatility Smirk
... volatility symmetry and the mar- ket symmetry, also known as put-call symmetry has been recently established by Fajardo and Mordecki (2006) and Carr and Lee (2009) for L´evy process and local and ...
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Prefrontoparietal dysfunction during emotion regulation in anxiety disorder: a meta-analysis of functional magnetic resonance imaging studies
... the bilateral dmPFC, bilateral dACC, bilateral SMA, bilateral parietal cortex, left vmPFC, and left fusiform gyrus in patients with anxiety disorder compared with ...
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N,N′ Bis[2 (4 pyridyl)ethyl]perylene 3,4:9,10 bis(dicarboximide) phenol disolvate
... The EPY molecule has a centre of symmetry and the two pyridylethyl groups are arranged in a trans fashion Ci symmetry, in contrast with the previous cis form of EPY C2 symmetry; Mizuguch[r] ...
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N,N′ Bis[2 (4 pyridyl)ethyl]perylene 3,4:9,10 bis(dicarboximide) m cresol disolvate
... a pyridylethylperylene derivative, EPY, with m-cresol. The EPY molecule has a centre of symmetry and the pyridylethyl groups are attached to the perylene–imide skeleton in a trans fashion. The EPY molecules are ...
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Spatiotemporal symmetries in the disynaptic canal neck projection
... octahedral symmetry, a structure that they deduce from the known innervation patterns (connections) from canals to ...octahedral symmetry from mathematical features of the probable network architecture, and ...
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