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  1. Application of a novel bioorganic fertilizer (BIO) has been effectively used to inhibit weeds in rice paddies. To identify changes in soil bacterial community and enzymes in response to BIO treatments, field e...

    Authors: Zuren Li, Jincai Han, Haodong Bai, Di Peng, Lifeng Wang and Lianyang Bai

    Citation: AMB Express 2021 11:79

    Content type: Original article

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  2. Isolating relevant microorganisms is still a substantial challenge that limits the use of bacteria in the maintenance of human health. To confirm which media and which bacterial colony densities can enrich cer...

    Authors: Yanrong Gu, Dong Yan, Minna Wu, Min Li, Puze Li, Jingjing Wang, Yahan Chang, Fan Yang, Shaojun Di, Shijun Ni, Mengjie Yang and Jieyu Liu

    Citation: AMB Express 2021 11:78

    Content type: Original article

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  3. This study aimed to investigate the effects of cofD gene knock-out on the synthesis of coenzyme F420 and production of methane in Methanobrevibacter ruminantium (M. ruminantium). The experiment successfully const...

    Authors: Jian Ma, Xueying Wang, Ting Zhou, Rui Hu, Huawei Zou, Zhisheng Wang, Cui Tan, Xiangfei Zhang, Quanhui Peng, Bai Xue and Lizhi Wang

    Citation: AMB Express 2021 11:77

    Content type: Original article

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  4. Finding new fodder resources with moderate to high nutritional value that are cheaper and available is one of the most challenges in livestock industries. Hence, the nutritive value of some tree leaves (quince...

    Authors: Mohsen Kazemi

    Citation: AMB Express 2021 11:76

    Content type: Original article

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  5. Haloferax sp strain NRS1 (MT967913) was isolated from a solar saltern on the southern coast of the Red Sea, Jeddah, Saudi Arabia. The present study was designed for estimate the potential capacity of the Halofera...

    Authors: Hend M. Tag, Amna A. Saddiq, Monagi Alkinani and Nashwa Hagagy

    Citation: AMB Express 2021 11:75

    Content type: Original article

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  6. Crop performance is seriously affected by high salt concentrations in soils. To develop improved seed pre-sowing treatment technologies, it is crucial to improve the salt tolerance of seed germination. Here, w...

    Authors: Heqin Li, Haiwang Yue, Li Li, Yu Liu, Haiyan Zhang, Jianhua Wang and Xuwen Jiang

    Citation: AMB Express 2021 11:74

    Content type: Original article

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  7. Dental Caries is considered one of the most existing and worldwide common diseases related to the oral cavity affecting both children and adults. Streptococcus mutans is the main cariogenic microorganism involved...

    Authors: Sara Moataz Zayed, Mohammad Mabrouk Aboulwafa, Abdelgawad Mohamed Hashem and Sarra Ebrahim Saleh

    Citation: AMB Express 2021 11:73

    Content type: Original article

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  8. An EsxA-encoding gene (esxA) was previously identified in the genome of the plant growth-promoting rhizobacterium Paenibacillus terrae strain NK3-4. The esxA was cloned and expressed in Pichia pastoris, after whi...

    Authors: Wen-qing Yu, Xin Wang, Yi-cong Tang, Feng-chao Yan, Wen-zhi Liu, Gui-ping Zheng and Dong-mei Yin

    Citation: AMB Express 2021 11:72

    Content type: Original article

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  9. The increasing global perception of the importance of microbial inoculants to promote productivity and sustainability in agriculture prompts the adoption of bio-inputs by the farmers. The utilization of select...

    Authors: Marcos Vinicios Conceição Garcia, Marco Antonio Nogueira and Mariangela Hungria

    Citation: AMB Express 2021 11:71

    Content type: Original article

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  10. Diarrhea can lead to mortality and delayed growth in pigs and is a major economic loss in the pig industry. In this study, we evaluated non-antimicrobial materials that can prevent diarrhea to infection by ent...

    Authors: Hiroki Matsumoto, Masashi Miyagawa, Yizhe Yin and Takayuki Oosumi

    Citation: AMB Express 2021 11:68

    Content type: Original article

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  11. Iturin A with cyclic peptide and fatty acid chain isolated from Bacillus subtilis fermentation shows a variety of biological activities. Among them, the anticancer activity attracted much attention. However, the ...

    Authors: Haobin Zhao, Lu Yan, Ling Guo, Hui Sun, Qingsheng Huang, Dongyan Shao, Chunmei Jiang and Junling Shi

    Citation: AMB Express 2021 11:67

    Content type: Original article

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  12. 4-Hydroxyisoleucine (4-HIL) is a promising drug for treating diabetes. In our previous study, 4-HIL was synthesized from self-produced L-isoleucine (Ile) in Corynebacterium glutamicum by expressing an Ile dioxyge...

    Authors: Xinping Yu, Feng Shi, Haiyan Liu, Shuyu Tan and Yongfu Li

    Citation: AMB Express 2021 11:66

    Content type: Original article

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  13. Helicobacter pylori infection can cause a variety of gastrointestinal diseases. In severe cases, there is a risk of gastric cancer. Antibiotics are often used for clinical treatment of H. pylori infections. Howev...

    Authors: Dengyuan Xu, Shanshan Zhao, Jun Dou, Xiaofeng Xu, Yanyan Zhi and Liangzhu Wen

    Citation: AMB Express 2021 11:63

    Content type: Original article

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  14. The human prolactin antagonist Δ1-11-G129R-hPRL is a 21.9 kDa recombinant protein with 188 amino acids that downregulates the proliferation of a variety of cells expressing prolactin receptors. Periplasmic expres...

    Authors: Miriam F. Suzuki, Larissa A. Almeida, Stephanie A. Pomin, Felipe D. Silva, Renan P. Freire, João E. Oliveira, Regina Affonso, Carlos R. J. Soares and Paolo Bartolini

    Citation: AMB Express 2021 11:62

    Content type: Original article

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  15. The current study evaluated the anti-cancer properties of bio-functionalized silver nanoparticles fabricated by Juniperus chinensis leaf extracts. The nanoparticles were characterized by scanning electron microsc...

    Authors: Hassan Noorbazargan, Sobhan Amintehrani, Aghigh Dolatabadi, Ainaz Mashayekhi, Nazanin Khayam, Pooria Moulavi, Mohammad Naghizadeh, Amir Mirzaie, Fatmeh Mirzaei rad and Mahsa Kavousi

    Citation: AMB Express 2021 11:61

    Content type: Original article

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  16. Salmonella, as a zoonotic pathogen, has attracted widespread attention worldwide, especially in the transmission between household pets and humans. Therefore, we investigated the epidemic distribution of dog Salm...

    Authors: Cheng Yang, Wangfeng Shao, Lingling Wei, Lingxiao Chen, Aihua Zhu and Zhiming Pan

    Citation: AMB Express 2021 11:60

    Content type: Original article

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  17. Gas fermentation is one of the promising bioprocesses to convert CO2 or syngas to important chemicals. Thermophilic gas fermentation of volatile chemicals has the potential for the development of consolidated bio...

    Authors: Junya Kato, Kaisei Takemura, Setsu Kato, Tatsuya Fujii, Keisuke Wada, Yuki Iwasaki, Yoshiteru Aoi, Akinori Matsushika, Katsuji Murakami and Yutaka Nakashimada

    Citation: AMB Express 2021 11:59

    Content type: Original article

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  18. The present study aimed at isolation of endophytic basidiomycetous fungi and evaluation of their in-vitro and in-vivo antidiabetic potential. Preliminary screening for in-vitro activity was carried out using α...

    Authors: Avinash Sharma, Rajvir Kaur, Jasleen Kaur, Saweta Garg, Rajbir Bhatti and Amarjeet Kaur

    Citation: AMB Express 2021 11:58

    Content type: Original article

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  19. A novel approach targeting self-inducible surfactin synthesis under oxygen-limited conditions is presented. Because both the nitrate (NarGHI) and nitrite (NasDE) reductase are highly expressed during anaerobic...

    Authors: Mareen Hoffmann, Alina Braig, Diana Stephanie Fernandez Cano Luna, Katharina Rief, Philipp Becker, Chantal Treinen, Peter Klausmann, Kambiz Morabbi Heravi, Marius Henkel, Lars Lilge and Rudolf Hausmann

    Citation: AMB Express 2021 11:57

    Content type: Original article

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  20. GATA transcription factors (TFs) are involved in the regulation of growth processes and various environmental stresses. Although GATA TFs involved in abiotic stress in plants and some fungi have been analyzed,...

    Authors: Chunmiao Jiang, Gongbo Lv, Jinxin Ge, Bin He, Zhe Zhang, Zhihong Hu and Bin Zeng

    Citation: AMB Express 2021 11:56

    Content type: Original article

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  21. 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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  22. 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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  23. 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 Khosla, 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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    The Correction to this article has been published in AMB Express 2021 11:64

  24. 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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  25. 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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  26. 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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  27. 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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  28. 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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  29. 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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  30. 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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  31. 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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  32. 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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  33. 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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  34. 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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  35. 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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  36. 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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  37. 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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  38. 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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  39. 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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  40. 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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  41. 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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  42. 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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