@article{fdi:010053360, title = {{B}iomass, laccase and endoglucanase production by {L}entinula edodes during solid state fermentation of reed grass, bean stalks and wheat straw residues}, author = {{P}hilippoussis, {A}. and {D}iamantopoulou, {P}. and {P}apadopoulou, {K}. and {L}akhtar, {H}. and {R}oussos, {S}evastianos and {P}arissopoulos, {G}. and {P}apanikolaou, {S}.}, editor = {}, language = {{ENG}}, abstract = {{M}ycelium growth rates, biomass concentration (estimated as glucosamine content) and laccase and endoglucanase secretion were monitored during solid state fermentation ({SSF}) of wheat straw ({WS}), reed grass ({RG}) and bean stalk ({BS}) residues by {L}entinula edodes strains 119, 121, and 122. {I}n a first experiment, these strains were subjected to screening regarding their growth rates and biomass yield, where strain 121 proved to be the fastest colonizer. {H}owever, the greater biomass yield at the end of colonization was demonstrated by strain 122 on {BS} (465.93 mg g(-1) d.w.). {I}n a second experiment, growth characters, as well as endoglucanase and laccase production patterns of the selected strains 121 and 122 were monitored at three intervals i.e., at 33, 66, and 100% of substrate colonization. {BS} furnished the highest endoglucanase production for strain 121, while {RG} for strain 122. {A} strain and substrate-dependent behaviour of the enzyme secretion was detected, with strain 122 presenting maximal endoglucanase activity in all substrates at the initial (33%) and final (100%) stages of colonization (0.64-0.90 and 0.79-0.97 {U} g(-1,) respectively). {H}owever, in strain 121 the peak of endoglucanase production was detected in the early stages of colonization (at 33% on {WS} and at 66% on {RG} and {BS}). {L}accase activity showed increased values (maxima on {WS}, 353.68 and 548.67 {U} g(-1) by strains 121 and 122, respectively) at 66% of colonization. {C}orrelation analysis of growth data demonstrated negative relations between growth rate and biomass yield and between laccase and endoglucanase activities on {WS} and {RG} substrates fermented by strain 122. {F}inally, possible relations of growth parameters with nutritional constituents of the substrates were investigated.}, keywords = {{L}entinula edodes ; {S}olid state fermentation ; {L}ignocellulosic residues ; {C}hemical constituents ; {C}orrelations ; {G}rowth rate ; {G}lucosamine ; {M}ycelial biomass ; {L}accase ; {E}ndoglucanase ; {E}nzyme activities}, booktitle = {}, journal = {{W}orld {J}ournal of {M}icrobiology and {B}iotechnology}, volume = {27}, numero = {2}, pages = {285--297}, ISSN = {0959-3993}, year = {2011}, DOI = {10.1007/s11274-010-0458-8}, URL = {https://www.documentation.ird.fr/hor/fdi:010053360}, }