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  1. Cyanophycin (multi-l-arginyl-poly-l-aspartic acid; also known as cyanophycin grana peptide [CGP]) is a biopolymer that could be used in various fields, for example, as a potential precursor for the synthesis of p...

    Authors: Ramona Wördemann, Lars Wiefel, Volker F. Wendisch and Alexander Steinbüchel

    Citation: AMB Express 2021 11:55

    Content type: Original article

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  2. Honeybee venom (Apitoxin, BV), a secretion substance expelled from the venom gland of bees, has being reported as antimicrobial against various bacterial species; however, the mechanism of action remains uncha...

    Authors: Izlem Haktanir, Maria Masoura, Fani Th Mantzouridou and Konstantinos Gkatzionis

    Citation: AMB Express 2021 11:54

    Content type: Original article

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  3. Serratiopeptidase is a proteolytic enzyme extensively used as an anti-inflammatory and analgesic drug. Present work reports a thermoactive serratiopeptidase from Serratia marcescens AD-W2, a soil isolate from the...

    Authors: Devtulya Chander, Jasmine Kour Khousla, Diksha Koul, Md. Mehedi Hossain, Mohd Jamal Dar and Asha Chaubey

    Citation: AMB Express 2021 11:53

    Content type: Original article

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  4. Microbe-mediated ammonia oxidation is a key process in soil nitrogen cycle. However, the effect of maize straw mulching on the ammonia oxidizers in the alkaline purple soil remains largely unknown. A three-yea...

    Authors: Songhe Chen, Rencai Gao, Xiaoling Xiang, Hongkun Yang, Hongliang Ma, Ting Zheng, Yun Xiao, Xue Zhang, Han Li, Gaoqiong Fan and Yang Yu

    Citation: AMB Express 2021 11:52

    Content type: Original article

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  5. The application of green synthesis in nanotechnology is growing day by day. It’s a safe and eco-friendly alternative to conventional methods. The current research aimed to study raw royal jelly’s potential in ...

    Authors: Susanna Gevorgyan, Robin Schubert, Mkrtich Yeranosyan, Lilit Gabrielyan, Armen Trchounian, Kristina Lorenzen and Karen Trchounian

    Citation: AMB Express 2021 11:51

    Content type: Original article

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  6. Pseudomonas aeruginosa and Staphylococcus aureus often lead to serious lung infections. This study aimed to investigate the role of S. aureus in the expression of the β-lactamase enzymes and virulence factors of

    Authors: Sanaz Dehbashi, Mohammad Yousef Alikhani, Hamed Tahmasebi and Mohammad Reza Arabestani

    Citation: AMB Express 2021 11:50

    Content type: Original article

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  7. Methicillin-resistant staphylococcus aureus (MRSA) and its biofilm infection were considered as one of the main international health issues. There are still many challenges for treatment using traditional antibio...

    Authors: Zhou Jiale, Jiao Jian, Tan Xinyi, Xie Haoji, Huang Xueqin and Wang Xiao

    Citation: AMB Express 2021 11:49

    Content type: Original article

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  8. The production of peptides as active pharmaceutical ingredients (APIs) by recombinant technologies is of emerging interest. A reliable production platform, however, is still missing due the inherent characteri...

    Authors: Bach-Ngan Nguyen, Florian Tieves, Thomas Rohr, Hilke Wobst, Felix S. Schöpf, Jóse D. Montoya Solano, Julia Schneider, Janpeter Stock, Andreas Uhde, Thomas Kalthoff, Karl Erich Jaeger, Lutz Schmitt and Christian Schwarz

    Citation: AMB Express 2021 11:48

    Content type: Original article

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  9. ω-Transaminases’ (ω-TAs) importance for synthesizing chiral amines led to the development of different methods to quickly identify and characterize new sources of these enzymes. Here we describe the optimizati...

    Authors: Najme Gord Noshahri, Jamshid Fooladi, Ulrike Engel, Delphine Muller, Michaela Kugel, Pascal Gorenflo, Christoph Syldatk and Jens Rudat

    Citation: AMB Express 2021 11:46

    Content type: Original article

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  10. Cheddar cheese proteolysis were accelerated employing Penicillium candidum PCA1/TT031 protease into cheese curd. In the present study, several of the significant factors such as protease purification factor (PF),...

    Authors: Amaal Mohammed Alhelli, Nameer Khairulla Mohammed, Eilaf Suliman Khalil and Anis Shobirin Meor Hussin

    Citation: AMB Express 2021 11:45

    Content type: Original article

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  11. Enterotoxigenic Escherichia coli (ETEC) F4ac is a major constraint to the development of the pig industry, which is causing newborn and post-weaning piglets diarrhea. Previous studies proved that FaeG is the majo...

    Authors: Pengpeng Xia, Yunping Wu, Siqi Lian, Guomei Quan, Yiting Wang and Guoqiang Zhu

    Citation: AMB Express 2021 11:44

    Content type: Original article

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  12. Neem is a medicinal plant used as antimalarial, antibacterial, antiviral, insecticide, and antimicrobial drug. This study aimed to investigate and predict the effect of yeast extract and sampling time on cell ...

    Authors: Reza Farjaminezhad and Ghasemali Garoosi

    Citation: AMB Express 2021 11:43

    Content type: Original article

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  13. The impact of biomass morphology and culture conditions on fungal fermentation was widely reviewed in the literature. In this work, we presented three independent experiments in order to evaluate the influence...

    Authors: Hebe Natalia Salvatierra, Erika Lucía Regner, Mario Domingo Baigorí and Licia María Pera

    Citation: AMB Express 2021 11:42

    Content type: Original article

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  14. Human oral microbes play a vital role maintaining host metabolic homeostasis. The Qinghai-Tibet Plateau is mainly characterized by a high altitude, dry, cold, and hypoxic environment. The oral microbiota is su...

    Authors: Fang Liu, Tian Liang, Zhiying Zhang, Lijun Liu, Jing Li, Wenxue Dong, Han Zhang, Su Bai, Lifeng Ma and Longli Kang

    Citation: AMB Express 2021 11:41

    Content type: Original article

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  15. Acid resistance is critical for the survival of bacteria in the dental caries oral micro-environment. However, there are few acid-resistant genes of microbiomes obtained through traditional molecular biology e...

    Authors: Xi Cheng, Fuming He, Ping Sun and Qianming Chen

    Citation: AMB Express 2021 11:39

    Content type: Original article

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  16. Psidium guajava L. (guava) is predominantly grown throughout the world and known for its medicinal properties in treating various diseases and disorders. The present work focuses on aqueous extraction of bioacti...

    Authors: N. S. Sampath Kumar, Norizah Mhd Sarbon, Sandeep Singh Rana, Anjani Devi Chintagunta, S. Prathibha, Satheesh Kumar Ingilala, S. P. Jeevan Kumar, B. Sai Anvesh and Vijaya Ramu Dirisala

    Citation: AMB Express 2021 11:36

    Content type: Original article

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  17. Aflatoxin B1 (AFB1) is one of the most dangerous mycotoxins for humans and animals. This study aimed to investigate the effects of compound probiotics (CP), CP supernatant (CPS), AFB1-degradation enzyme (ADE) on ...

    Authors: Hong-Wei Guo, Juan Chang, Ping Wang, Qing-Qiang Yin, Chao-Qi Liu, Xiao-Xiang Xu, Xiao-Wei Dang, Xiao-Fei Hu and Quan-Liang Wang

    Citation: AMB Express 2021 11:35

    Content type: Original article

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  18. To accurately explore the interaction mechanism between Escherichia coli and Staphylococcus aureus, we designed an ecological experiment to monoculture and co-culture E. coli and S. aureus. We co-cultured 45 stra...

    Authors: Yajing Liang, Beibei Li, Qi Zhang, Shilong Zhang, Xiaoqing He, Libo Jiang and Yi Jin

    Citation: AMB Express 2021 11:34

    Content type: Original article

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  19. An increasing number of studies have shown that Faecalibacterium prausnitzii (F. prausnitzii) is a promising anti-inflammatory bacterium that colonizes in the gut and that gut microbiota dysbiosis plays an import...

    Authors: Youlian Zhou, Haoming Xu, Jing Xu, Xue Guo, Hailan Zhao, Ye Chen, Yongjian Zhou and Yuqiang Nie

    Citation: AMB Express 2021 11:33

    Content type: Original article

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  20. To investigate and compare the gut microbiota structures in complete intensive feeding pattern (CP) and extensive feeding pattern (EP) groups, a total of 20 pigs were divided into two groups and fed the same d...

    Authors: Xin-Jian Li, Mingyu Wang, Yahui Xue, Dongdong Duan, Cong Li, Jianwei Ye, Xuelei Han, Ruimin Qiao, Kejun Wang and Xiu-Ling Li

    Citation: AMB Express 2021 11:32

    Content type: Original article

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  21. Purslane is a widespread wild vegetable with both medicinal and edible properties. It is highly appreciated for its high nutritional value and is also considered as a high-quality feed resource for livestock a...

    Authors: Cong Wang, Qing Liu, Fengchun Ye, Hongbo Tang, Yanpeng Xiong, Yongfei Wu, Luping Wang, Xuanbiao Feng, Shuiyin Zhang, Yongmei Wan and Jianhua Huang

    Citation: AMB Express 2021 11:31

    Content type: Original article

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  22. Pleurotus ostreatus is one of the most commercially produced edible mushrooms worldwide. Improved cultivated strains with more useful traits have been obtained using classical breeding, which is laborious and ti...

    Authors: Tatpong Boontawon, Takehito Nakazawa, Chikako Inoue, Keishi Osakabe, Moriyuki Kawauchi, Masahiro Sakamoto and Yoichi Honda

    Citation: AMB Express 2021 11:30

    Content type: Original article

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  23. Bacteriophages are a promising alternative for curtailing infections caused by multi drug resistant (MDR) bacteria. The objective of the present study is to evaluate phage populations from water bodies to inhi...

    Authors: Niranjana Sri Sundaramoorthy, Subramaniam Thothathri, Muthumeenakshi Bhaskaran, ArunKumar GaneshPrasad and Saisubramanian Nagarajan

    Citation: AMB Express 2021 11:27

    Content type: Original article

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  24. Mycoplasma pneumoniae is one of the leading causes of community-acquired pneumonia in children and adolescents. Because of the wide application of macrolides in clinical treatment, macrolide-resistant M. pneumoni...

    Authors: Shaoli Li, Guanhua Xue, Hanqing Zhao, Yanling Feng, Chao Yan, Jinghua Cui, Xianghui Xie and Jing Yuan

    Citation: AMB Express 2021 11:26

    Content type: Original article

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  25. Controlling the content of biogenic amines (BAs) is critical to guarantee the safety of fermented aquatic products. The degradation characteristics and application potential of amine-negative starter cultures (Vi...

    Authors: Yirui Zhao, Xue Sang, Hongshun Hao, Jingran Bi, Gongliang Zhang and Hongman Hou

    Citation: AMB Express 2021 11:25

    Content type: Original article

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  26. Soil microbes perform important functions in nitrogen and carbon cycling in the biosphere. Microbial communities in the rhizosphere enhance plants’ health and promote nutrient turnover and cycling in the soil....

    Authors: Matthew Chekwube Enebe and Olubukola Oluranti Babalola

    Citation: AMB Express 2021 11:24

    Content type: Original article

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  27. Bacillus velezensis is widely used for agricultural biocontrol, due to its ability to enhance plant growth while suppressing the growth of microbial pathogens. However, there are few reports on its application in...

    Authors: Long Chen, Zijian Zhao, Wei Yu, Lin Zheng, Lijia Li, Wei Gu, Haiyan Xu, Bingdong Wei and Xiaogang Yan

    Citation: AMB Express 2021 11:23

    Content type: Original article

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  28. Biofilm formation on both biotic and abiotic surfaces accounts for a major factor in spread of antimicrobial resistance. Due to their ubiquitous nature, biofilms are of great concern for environment as well as...

    Authors: Arashdeep Kaur, Sanjeev Kumar Soni, Shania Vij and Praveen Rishi

    Citation: AMB Express 2021 11:22

    Content type: Original article

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  29. Cereal feedstocks have high arabinoxylan content as their main hemicellulose, which is linked to lignin by hydroxycinnamic acids such as ferulic acid. The ferulic acid is linked to arabinoxylan by ester bonds,...

    Authors: Mpho S. Mafa, Samkelo Malgas and Brett I. Pletschke

    Citation: AMB Express 2021 11:21

    Content type: Original article

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  30. Reprogramming glycolysis for directing glycolytic metabolites to a specific metabolic pathway is expected to be useful for increasing microbial production of certain metabolites, such as amino acids, lipids or...

    Authors: Hailong Chen, Nianqing Zhu, Yan Wang, Xinxin Gao, Yuhe Song, Jia Zheng, Jiaping Peng and Xin Zhang

    Citation: AMB Express 2021 11:20

    Content type: Original article

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  31. Xylanases are widely used enzymes in the food, textile, and paper industries. Most efficient xylanases have been identified from lignocellulose-degrading microbiota, such as the microbiota of the cow rumen and...

    Authors: Jia Wang, Jiawei Liang, Yonghong Li, Lingmin Tian and Yongjun Wei

    Citation: AMB Express 2021 11:19

    Content type: Original article

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  32. Microbial degradation of recalcitrant alkanes under anaerobic conditions results in the accumulation of heavy oil fraction in oil reservoirs. Hydroxylation of alkanes is an important activation mechanism under...

    Authors: Li-Bin Shou, Yi-Fan Liu, Jing Zhou, Zhong-Lin Liu, Lei Zhou, Jin-Feng Liu, Shi-Zhong Yang, Ji-Dong Gu and Bo-Zhong Mu

    Citation: AMB Express 2021 11:18

    Content type: Original article

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  33. In this study, we used Chinese chestnut as the main raw material to develop a novel type of whiskey. First, 16 yeasts were isolated and identified for producing aroma using olfactory plate assay. Of these, we ...

    Authors: Wanzhen Li, Cuie Shi, Jiaquan Guang, Fei Ge and Shoubao Yan

    Citation: AMB Express 2021 11:17

    Content type: Original article

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  34. Comparative evaluations were conducted to assess the effects of different pH levels, NaCl-induced salt stress, and PEG-induced drought stress on the mycelial growth of Xerocomus badius. The results showed that X....

    Authors: Binghua Liu, Xinghong Liu, Fangchun Liu, Hailin Ma, Bingyao Ma and Lin Peng

    Citation: AMB Express 2021 11:15

    Content type: Original article

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  35. An environment co-contaminated with metals and antibiotics ultimately exposes bacteria to these metals and antibiotics simultaneously. This study aims to explore the efficacy of sublethal concentrations of cop...

    Authors: Jinmei Li, Irfan Ali Phulpoto, Guilong Zhang and Zhisheng Yu

    Citation: AMB Express 2021 11:14

    Content type: Original article

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  36. Bio-concrete using bacterially produced calcium carbonate can repair microcracks but is still relatively expensive due to the addition of bacteria, nutrients, and calcium sources. Agricultural by-products and ...

    Authors: Minyoung Hong, Indong Jang, Yongjun Son, Chongku Yi and Woojun Park

    Citation: AMB Express 2021 11:11

    Content type: Original article

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  37. Streptococcus agalactiae (S. agalactiae) is an important pathogen that can lead to neonatus and mother infection. The current existing techniques for the identification of S. agalactiae are limited by accuracy, s...

    Authors: Xueqin Cheng, Zhiqian Dou, Jing Yang, Dexi Liu, Yulong Gu, Fenglin Cai, Xiaobing Li, Meifang Wang and Yijun Tang

    Citation: AMB Express 2021 11:9

    Content type: Original article

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  38. Sucrose, xylose, and saccharin are commonly used beverage additives and long-term consumption of these compounds inevitably affects the oral immune system and the composition of oral microbiomes. In this study...

    Authors: Xi Cheng, Xiurong Guo, Feihong Huang, Hui Lei, Quan Zhou and Can Song

    Citation: AMB Express 2021 11:8

    Content type: Original article

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  39. Virus-like particles (VLPs) are high-priority antigens with highly ordered repetitive structures, which are similar to natural viral particles. We have developed a competitive enzyme-linked immunosorbent assay...

    Authors: Manyuan Bai, Rui Wang, Shiqi Sun, Yun Zhang, Hu Dong and Huichen Guo

    Citation: AMB Express 2021 11:7

    Content type: Original article

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  40. Waste plastic and methane emissions are two anthropogenic by-products exacerbating environmental pollution. Methane-oxidizing bacteria (methanotrophs) hold the key to solving these problems simultaneously by u...

    Authors: Bashir L. Rumah, Christopher E. Stead, Benedict H. Claxton Stevens, Nigel P. Minton, Alexander Grosse-Honebrink and Ying Zhang

    Citation: AMB Express 2021 11:6

    Content type: Original article

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  41. The goal of the present study was to evaluate the effects of enzymes (cellulase combined with galactosidase) and their combination with Lactobacillus plantarum (LP) on bacterial diversity in alfalfa silages using...

    Authors: Zongfu Hu, Deying Ma, Huaxin Niu, Jie Chang, Jianhua Yu, Qing Tong and Shuguo Li

    Citation: AMB Express 2021 11:5

    Content type: Original article

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