___

Gangadharan D, Nampoothiri KM, Sivaramakrishnan S, Pandey A: Biochemical characterization of raw-starch-digesting alpha amylase purified from Bacillus amyloliquefaciens. Appl Biochem Biotech, 158, 653- , 2009.

Sivaramakrishnan S, Gangadharan D, Nampoothiri KM, Soccol CR, Pandey A: ?-Amylases from microbial sources-an Overview on recent developments. Food Technol Biotechnol, 44, 173-184, 2006.

Gupta R, Gigras P, Mohapatra H, Goswami VK, Chauhan B: Microbial ?-amylases: A biotechnological perspective. Process Biochem, 38, 1599- , 2003

Pandey A, Nigam P, Soccol CR, Soccol VT, Singh D, Mohan R: Advances in microbial amylases. Biotechnol Appl Biochem, 31,135-152, 2000.

Burhan A, Nisa U, Gokhan C, Omer C, Ashabil A, Osman G: Enzymatic properties of a novel thermostable, thermophilic, alkaline and chelator resistant amylase from an alkaliphilic Bacillus sp. isolate ANT- 6. Process Biochem, 38, 1397-1403, 2003.

Bernfield P: Amylases, ? and ?. In, Methods in Enzymology, Vol. 1, pp. 158. Academic Press, New York, USA, 1955.

Lowry OH, Rosebrough NJ, Farr AL, Randall RJ: Protein measurement with the folin-phenol reagents. J Biol Chem, 48, 17-25, 1951.

Rasooli I, Astaneh SDA, Borna H, Barchini KM: Thermostable ?-amylase producing natural variant of Bacillus spp. isolated from soil in iran. Am J Agri Biol Sci, 3 (3): 591-596, 2008

Nusrat A, Rahman SR: Comparative studies on the production of extracellular ?-amylase by three mesophilic Bacillus isolates. Bangladesh J Microbiol, 24 (2): 129-132, 2007.

Lealem F, Gashe BA: Amylase production by a gram-positive bacterium isolated from fermenting tef (Eragrostis tef ). J Appl Microbiol, (3): 348-352, 2008.

Ramesh MV, Lonsane BK: Solid state fermentation for production of ?-amylase by Bacillus megaterium 16M. Biotechnol Lett, 9 (5): 323-328, 1987.

Albayrak N, Donmez S, Balk M: Toprak ve su örneklerinden amilolitik bakterilerin izolasyonu ve bazı enzimatik özelliklerinin belirlenmesi. Turk J Biology, 20, 47-54, 1996.

Lin LL, Chyau CC, Hsu WH: Production and properties of a rawstarch- degrading amylase from the thermophilic and alkaliphilic Bacillus sp. TS- Biotechnol Appl Biochem, 28, 61-68, 1998.

Kıran Ö, Çömlekçioğlu U, Arıkan B: Effects of carbon sources and various chemicals on the production of a novel amylase from a thermophilic Bacillus sp. K-12. Turk J Biol, 29, 99-103, 2005.

Narang S, Satyanarayana T: Thermostable ?-amylase production by an extreme thermophile Bacillus thermooleovorans. Lett Appl Microbiol, , 31-35, 2001.

Tanyildizi S, Özer D, Elibol M: Production of bacterial ?-amylase by B. amyloliquefaciens under solid substrate fermentation. Biochem Eng J, , 294-297, 2007.

Aiyer PVD: Eff ect of C:N ratio on alpha amylase production by Bacillus licheniformis SPT 27. Afr J Biotech, 3 (10): 519-522, 2004.

Deshpande SS, Cheryan M: Eff ects of phytic acid, divalent cation and their interactions on ?-amylase activity. J Food Sci, 49, 516-519, 1984.

Prakash B, Vidyasagar M, Madhukumar MS, Muralikrishna G, Sreeramulu K: Production, purification, and characterization of two extremely halotolerant, thermostable, and alkali-stable ?-amylases from Chromohalobacter sp. TVSP 101. Process Biochem, 44, 210-215, 2009.

Asgher M, Javaid Asad M, Rahman S.U., Legge R.L: A thermostable ?-amylase from a moderately thermophilic Bacillus subtilis strain for starch processing. J Food Eng, 79, 950-955, 2007.

Sarıkaya E, Gürgün V: Increase of the ?-amylase yield by Some Bacillus Strains. Turk J Biol, 24, 299-308, 2000.

Germano S, Pandey A, Osaku CA, Rocha SN, Soccol CR: Characteri- zation and stability of proteases from Penicillum sp. produced by solid- state fermentation. Enzyme Microb Technol, 32, 246-251, 2003.

Mariana M. Macchione, Carolina W. Merheb, Eleni Gomes, Roberto da Silva: Protease production by diff erent thermophilic fungi. Appl Biochem Biotechnol, 146, 223-230, 2008.