Microbial ecology of a lactate-driven dark fermentation process producing hydrogen under carbohydrate-limiting conditions

O Garcia-Depraect, R Munoz, E Rodriguez… - International Journal of …, 2021 - Elsevier
Despite the high prevalence of lactic acid bacteria in dark fermentation (DF) processes, their
ecological role is not yet completely elucidated, preventing their systematic use as “helpers” …

A review on the factors influencing biohydrogen production from lactate: the key to unlocking enhanced dark fermentative processes

O García-Depraect, R Castro-Muñoz, R Muñoz… - Bioresource …, 2021 - Elsevier
Dark fermentation (DF) is one of the most promising biological methods to produce bio-
hydrogen and other value added bio-products from carbohydrate-rich wastes and …

Dark-fermentative biohydrogen pathways and microbial networks in continuous stirred tank reactors: Novel insights on their control

R Palomo-Briones, E Razo-Flores, N Bernet, E Trably - Applied Energy, 2017 - Elsevier
In the present work, the influence of hydraulic retention time (HRT) on dark fermentation
metabolism was evaluated through the operation and analysis of a series of four continuous …

Lactate wastewater dark fermentation: the effect of temperature and initial pH on biohydrogen production and microbial community

RMM Ziara, DN Miller, J Subbiah, BI Dvorak - International Journal of …, 2019 - Elsevier
Biohydrogen production using dark fermentation (hydrolysis and acidogenesis) is one of the
ways to recover energy from lactate wastewater from the food-processing industry, which …

Hydrogen metabolic patterns driven by Clostridium-Streptococcus community shifts in a continuous stirred tank reactor

R Palomo-Briones, E Trably, NE López-Lozano… - Applied microbiology …, 2018 - Springer
The hydrogen (H 2) production efficiency in dark fermentation systems is strongly dependent
on the occurrence of metabolic pathways derived from the selection of microbial species that …

Impact of microbial inoculum storage on dark fermentative H2 production

K Dauptain, A Schneider, M Noguer, P Fontanille… - Bioresource …, 2021 - Elsevier
Complex organic substrates represent an important and relevant feedstock for producing
hydrogen by Dark Fermentation (DF). Usually, an external microbial inoculum originated …

Impact of hydraulic retention time (HRT) and pH on dark fermentative hydrogen production from glycerol

F Silva-Illanes, E Tapia-Venegas, MC Schiappacasse… - Energy, 2017 - Elsevier
Hydrogen is a promising alternative of clean energy carrier which can be biologically
produced from glycerol-rich waste an abundant and economic source of substrate. However …

Dynamics and complexity of dark fermentation microbial communities producing hydrogen from sugar beet molasses in continuously operating packed bed reactors

A Detman, D Laubitz, A Chojnacka… - Frontiers in …, 2021 - frontiersin.org
This study describes the dynamics and complexity of microbial communities producing
hydrogen-rich fermentation gas from sugar-beet molasses in five packed-bed reactors …

Biohydrogen production by mixed culture of Megasphaera elsdenii with lactic acid bacteria as lactate-driven dark fermentation

A Ohnishi, Y Hasegawa, N Fujimoto, M Suzuki - Bioresource Technology, 2022 - Elsevier
Numerous attempts have been made to upscale biohydrogen production via dark
fermentation (DF); however, the Achilles' heel of DF, ie, lactic acid bacteria (LAB) …

Effect of organic loading rate and solids retention time on microbial population during bio-hydrogen production by dark fermentation in large lab-scale

I Mariakakis, P Bischoff, J Krampe, C Meyer… - International Journal of …, 2011 - Elsevier
The experimental investigation aimed at the study of the microbial population during the
continuous operation of a complete mixed reactor in large lab-scale (30 L) by variation of the …