3

2

1

Degree From Date NotesB. Sc. Dept. of Dairy

Sci., Fac. of Agric., Alex.

Univ.

June 1999 Very good

M. Sc. Dept. of Dairy Sci., Fac. of Agric., Alex.

Univ.

June 2003 Title: Gene manipulation in P. freudenreichii var. shermanii by cloning ldh genes of L. helveticus and P. acidilactici.

Ph.D. Dept. of Dairy Sci., Fac. of Agric., Alex.

Univ.

May 2010 Title: pctA gene expressing propionicin T1 by lactic acid bacteria.

Pediococcus acidilactici

ldh L

pPK705

L-LDH

Pyruvate

L-Lactate

Propionibacteriumfreudenreichii var.

shermanii

M.Sc.

Pediococcus acidilactici

ldh L

pPK705

L-LDH

Pyruvate

L-Lactate

Propionibacteriumfreudenreichii var.

shermanii

M.Sc.

Lactobacillus helveticus

ldh L

pPK705 D-LDH

Pyruvate

D-Lactate

Propionibacteriumfreudenreichii var.

shermanii

ldh D

or

L-Lactateor

L-LDH

or

M.Sc.

Lactobacillusbulgaricus

Propionicin T1

Bacillus subtilisPropionibacteriumthoenii 419

Clostridium sporogenes

pctApLEB590 Lactobacillus

plantarum

Lactococcuslactis subsp. lactis

Streptococcusthermophilus

Ph.D.

Lactobacillusbulgaricus

Propionicin T1

Bacillus subtilisPropionibacteriumthoenii 419

Clostridium sporogenes

pctApINT125 Lactobacillus

plantarum

Lactococcuslactis subsp. lactis

Streptococcusthermophilus

Ph.D.

PropionicinPLG-1

Escherichiacoli

Propionibacteria

Propionibacteriumthoenii P127

Lactic acid bacteria

Molds Yeasts

ICGEBProject

Propionibacteriumthoenii P127

plg-1

pLEB590

ICGEBProject

Lactobacillusbulgaricus

Propionicin PLG-1

Lactobacillusplantarum

Streptococcusthermophilus

Lactococcuslactis subsp. lactis

Escherichiacoli

Salmonellaentirica

Listeriamonocytogenes

Lauryl Argenine Ester; LAE

NisinProcessed

Cheese

Escherichiacoli

Bacillus subtilis

Clostridium botulinum

Ph.D.

Sameh E. Mohamed