异核体

如果异核体能够生长，那么突变就可能是非等位的。

If the heterocaryon does grow then the mutations are probably non-allelic .

由单孢分离获得的同核体菌株携带着部分异核体菌株的AFLP指纹；

Homokaryons isolated from single spore carry some of the AFLP fingerprints of heterokaryon .

双孢蘑菇原生质体同核体及杂交异核体的RAPD分析

RAPD Analysis of Protoplasted Homokaryons and Hybrid Heterokaryons of Agaricus bisporus

RAPD检测结果说明异核体在准性循环中发生了不同程度的遗传交换及遗传重组。

RAPD analysis of representative segregants suggested that genetic exchange and recombination occurred during heterokaryon parasexual cycling .

由同一子实体分离得到的大部分单孢菌株是异核体菌株，它们具有与其亲本一致的AFLP指纹。

Most strains of the single spore isolated from the same fruit body are identical with their parental heterokaryon in AFLP fingerprints .

本研究以双孢蘑菇原生质体同核体及杂交异核体为材料，用5对随机双引物进行RAPD分析。

Random Amplified Polymorphic DNA ( RAPD ) analysis was conducted with 5 random paired primers in protoplasted homokaryons and hybrid heterokaryons of Agaricus bisporus in this study .

运用异核体对生物钟基因突变型prd－4和野生型prd－4＋的显隐性关系进行了研究。

Through heterokaryon studies , the dominance-recessiveness relationship of biological clock gene mutant prd - 4 and prd - 4 + has been determined .

杨树溃疡病菌异核体现象的研究

Study on Heterokaryotic Phenomenon of Poplar Canker Pathogen

蝉拟青霉异核体菌株和亲本菌株对蚜虫致病力的研究

Study on the Pathogenicity of Heterokaryon and Parental strains of Paecilomyces cicadae for aphids

分别在25℃和29℃确定异核体近似日周期。

The period length of heterokaryons is determined at both 25 ℃ and 29 ℃ .

单孢分离分析表明，异核体的分离频率约为35%。

Single spore isolation analysis indicated that 35 % genotypic segregation was obtained from heterokaryotic strain .

不同处理的结果显示，这一现象来源于异核体细胞。

Results from different treatments showed that the pollen tube growing phenomenon was from the fusion between two types of protoplasts .

由于遗传互补，从回交后代构建的异核体能在基本培养基上生长。

Heterokaryons constructed from the the progeny of the final cross are able to grow in minimal medium because of genetic complementation .

观察并测定了亲本株和异核体的生长率、致病性及产孢能力。

Observation and determination on the growth rate , pathogenicity , and sporulation of both the parents and the heterokaryon were made .

放线酮抗性及34℃耐受性不同的球孢白僵菌两营养亲和单孢株经混合培养，能够形成异核体。

Heterokaryon of Beauveria bassiana was formed during the cross incubation of two vegetative compatible strains with genetic markers of actidione resistance and 34 ℃ tolerance .

如何保证异核体持续分裂和高的植板率是今后研究的关键问题。

How to main - tain the cell division of heterokaryons and obtain a high plating efficiency would be the main problems in the future study .

以2株溃疡病菌株及其亚硝酸盐诱变菌株、异核体菌株接种苹果进行致病性测定，经方差分析和多重比较表明，溃疡病菌致病力变异可由亚硝酸盐诱变、异核体产生。

By inoculation on apple with 2 wild canker pathogens and their nitrite mutant isolations and heterokaryotic isolations , the pathogenicity was got and analyzed by variance and multiple comparisons .

二个菸酸缺陷型807和817可以发生营养互补，并形成异核体，可能是非等位基因变异的原因。

In the case of the pair of strains 807 and 817 , both required nicotinic acid and formed heterokaryon , too . This might be the cause of non-allelic gene mutation .

利用不同类型原生质体比重的不同，融合后通过控制离心时间，可以收集到更高比例的双核异核体。

Of DC pulse 3 . Considering the fact that different types of protoplasts have different specific weights , higher frequency of the binuclear heterokaryons was obtained by controlling the centrifugation time after fusion .

异核体2作亲本性分离，黄孢子仍有病毒，淡绿孢子及细胞核融合后产生的二倍体均无病毒，表明非感染性为显性。

In heterokaryon 2 , the examination of virus particles among yellow conidium and pale green conidium progeny showed parental segregation , the pale green conidium haploid and the diploid were unable to be infected . The endosperm cell was formed by two polar nuclei fusion and division .

粟长蠕孢菌的异核现象及异核体核型比影响因素的研究

Studies on the heterokaryosis and the factors affecting the nuclear ratios of heterokaryons in Helminthosporium SETARIAE