November 2012

The surface display of phytase on yeast cell and activity assay of the displayed protein

Phytase is a new-style enzyme used in animal feed additive. It can increase phosphorus availability, decrease environmental phosphorus pollution and improve the performance of animals. Phytase gene was cloned by reverse transcription-polymerase chain reaction (RT-PCR) using first strand cDNA as template after reverse transcripting Aspergillus niger total RNA. The phyA gene was cloned...

Author(s): Shumin Yao, Jing Huang and Jingli Tan

November 2012

Some new rust fungi (Uredinales) from Fairy Meadows, Northern Areas, Pakistan

Puccinia opizii on Carex curta is reported here as a new record for Pakistan. Furthermore,Coleosporium lycopi, Cronartium ribicola, Melampsora epitea, Peridermium thomsonii, Phragmidium rosae-moschatae, Puccinia carthami, Puccinia chrysanthemi, Puccinia circaeae, Puccinia graminis, Puccinia komarovii and Uromyces trifolii are additions to the rust flora of Fairy...

Author(s): N.S. AFSHAN, A. N. KHALID AND A. R. NIAZI