Achlya je rod sladkovodních oomycet. Je blízce příbuzný k rodu Saprolegnia. Onemocnění těmito dvěma skupinami jsou na první pohled velmi podobná a mohou být snadno vzájemně zaměněna, projevují se bílými až hnědými vatovitými porosty na povrchu těla postiženého organismu. Toto napadení může skončit až smrtí hostitele.
Achlya je rod sladkovodních oomycet. Je blízce příbuzný k rodu Saprolegnia. Onemocnění těmito dvěma skupinami jsou na první pohled velmi podobná a mohou být snadno vzájemně zaměněna, projevují se bílými až hnědými vatovitými porosty na povrchu těla postiženého organismu. Toto napadení může skončit až smrtí hostitele.
Achlya is a genus of oomycete (water mold), in the family Saprolegniaceae. The genus includes several plant pathogens including Achlya conspicua and Achlya klebsiana. Unlike many other microorganisms, cell expansion is governed by changes in cell wall strength rather than changes in osmotic pressure.[1] The genome of Achlya hypogyna has been sequenced and can be accessed on public online databases, for example on the NCBI website (National Center for Biotechnology Information).[2]
The genus was first circumscribed in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. vol.11 on page 514 in 1823 by Christian Gottfried Daniel Nees von Esenbeck.[3][4]
The type species is Achlya prolifera.[3]
The genus name of Achlya is named after Achlys, who in the Hesiodic Shield of Heracles, is one of the figures depicted on Heracles' shield, perhaps representing the personification of sorrow.[5]
Several Achyla spp. are pathogens of rice seedlings.[6]
As accepted by Species Fungorum;[7]
Former species; (all are Saprolegniaceae family)[7]
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: CS1 maint: url-status (link) Achlya is a genus of oomycete (water mold), in the family Saprolegniaceae. The genus includes several plant pathogens including Achlya conspicua and Achlya klebsiana. Unlike many other microorganisms, cell expansion is governed by changes in cell wall strength rather than changes in osmotic pressure. The genome of Achlya hypogyna has been sequenced and can be accessed on public online databases, for example on the NCBI website (National Center for Biotechnology Information).
The genus was first circumscribed in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. vol.11 on page 514 in 1823 by Christian Gottfried Daniel Nees von Esenbeck.
The type species is Achlya prolifera.
The genus name of Achlya is named after Achlys, who in the Hesiodic Shield of Heracles, is one of the figures depicted on Heracles' shield, perhaps representing the personification of sorrow.
Several Achyla spp. are pathogens of rice seedlings.
Achlya es un género de protistas de aspecto fungoide (Oomicetes) de la familia Saprolegniaceae. Algunas especies de este género son heterotálicos, los sexos se encuentran en individuos diferentes, por lo cual necesitan dos individuos compatibles para producir esporas sexuales.
A diferencia de la saprolegnia, este parásito se manifiesta en una forma plana y algunas veces con tono brillante, es muy difícil encontrar aspecto algodonoso, el resto de los síntomas es idéntico al de los casos de saprolegnia.
Es una enfermedad común de la industria de la acuicultura, en el sur de Chile algunas pisciculturas especialmente de salmón se ven afectadas por esta enfermedad.
裸花草属(学名:Achlys)是小檗科下的一个属,为多年生草本植物。该属共有2种,分布于日本至北美。[1]