引言木聚糖是植物细胞中含量最丰富的半纤维素成分,在各种植物饲料原料中含量超过或仅次于纤维素.由于单胃动物不能分泌木聚糖酶,无法消化的饲料来源木聚糖在单胃动物消化道内不仅使食糜粘度增加,阻碍营养物质吸收和扩散,还会导致后肠有害微生物滋生,从而产生显著的抗营养作用.目前主要通过在饲料中添加木聚糖酶来消除木聚糖的抗营养作用.利用转基因技术将木聚糖酶基因导入单胃动物基因组为彻底消除木聚糖的抗营养作用提供了
To determine if Chinese and Japanese wheat landraces and varieties have unique sources of Fusarium head blight (FHB) resistance, an association mapping panel of 195 wheat accessions including both com
Fusarium head blight (FHB), incited by Fusarium graminearum (Fg), causes significant yield losses and quality deterioration in wheat.Due to the complexity of wheat genome and complicated nature of Fg-
Magnaporthe oryzae, the causal agent of rice blast, has been used as a model for investigating the interaction between phytopathogenic fungi and plants.Lysine acetylation is emerging as a ubiquitous a
Citrus mandarin (Citrus reticulata) cultivarShatangjupossesses great economic importance in southern China because of its delicious fruits and medicinal peels.During surveys conducted in 2012 and 2013
MicroRNAs (miRNAs) play an important role as regulators of growth and development in plants.Several miRNA families target genes encoding disease resistance proteins, such as nucleotide binding site-le
Valsa mali var.mali (Vmm), a destructive pathogen of apple tree, secretes a series of cell wall-degrading enzymes (CWDEs) in the infection process, in which the xylanase showed the highest activities
Tobacco bushy top virus (TBTV) has a (+) ssRNA genome with 4 152 nucleotides.The viral genome without 5-cap and 3-poly (A) encoded four putative open reading frames (ORFs), in which ORF1 (p35) and ORF
The complete nucleotide sequence of a novel member of the Tymoviridae family of plant viruses with a distinct genome structure was determined and named Fig fleck-associate virus-2 (FFkaV-2) based on t
Rhizoctonia cerealis is the main pathogen of wheat sharp eyespot in our country.In order to obtain high quality protoplasts for the transformation of Rhizoctonia cerealis, the effect factors on protop