Special Issues

Microorganisms publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Bacterial Infections and Antimicrobial Resistance in Animal Populations
edited by
submission deadline 31 Aug 2026 | 4 articles | Viewed by 7160 | Submission Open
Keywords: zoonotic foodborne bacteria; salmonellosis; antimicrobial resistance; virulence gene; multiple drug resistance; ESBL; beta-lactamases; PMQR; carbapenemases; MRSA
(This special issue belongs to the Section Veterinary Microbiology)
Rumen Microorganisms
edited by and Jianbo Zhang
submission deadline 31 Aug 2026 | 6 articles | Viewed by 6368 | Submission Open
Keywords: rumen microbiota; rumen microbial ecology; rumen microbial interactions; rumen microbial metabolism; absorption; and function; bioinformatics and omics; feed conversion efficiency (FCE); methane emission
(This special issue belongs to the Section Veterinary Microbiology)
New Trends in Medical Bacteriology: Diagnosis, Treatment and Prevention—Second Edition
edited by and Ma. Guadalupe Aguilera-Arreola
submission deadline 31 Aug 2026 | 3 articles | Viewed by 6285 | Submission Open
Keywords: medical bacteria; diagnosis; treatment; prevention
(This special issue belongs to the Section Medical Microbiology)
Artificial Intelligence as a Tool for Combating Antimicrobial Resistance submission deadline 31 Aug 2026 | 4 articles | Viewed by 6276 | Submission Open
Keywords: AI; AMR; drug discovery; datasets; antibiotics
(This special issue belongs to the Section Microbial Biotechnology)
Fungal Diversity and Bioactive Potential: From Taxonomy to Therapeutic Applications submission deadline 31 Aug 2026 | 3 articles | Viewed by 4296 | Submission Open
Keywords: mycology; application of mycology in medicine; biochemical analysis of fungi; fungal diversity; fungal bioactive potential
(This special issue belongs to the Section Environmental Microbiology)
Surveillance of Pathogens in the Environment
edited by
submission deadline 31 Aug 2026 | 3 articles | Viewed by 4165 | Submission Open
Keywords: pathogens; environment; surveillance; epidemiology; health; water; wastewater; surface; air; food
(This special issue belongs to the Section Environmental Microbiology)
Challenges in Combating Antimicrobial Resistance in the Vulnerable Population
edited by Edmond Siu Keung Ma
submission deadline 31 Aug 2026 | 2 articles | Viewed by 4016 | Submission Open
Keywords: antimicrobial resistance; infectious disease; epidemiology; infection control; public health; vulnerable population
(This special issue belongs to the Section Antimicrobial Agents and Resistance)
Biological Control of Microbial Pathogens in Plants
edited by Leandro Simões Azeredo Gonçalves
submission deadline 31 Aug 2026 | 5 articles | Viewed by 3947 | Submission Open
Keywords: biological control; microbial pathogens; plant diseases; biopesticides; sustainable agriculture
(This special issue belongs to the Section Plant Microbe Interactions)
Microbiome- and Host-Mediated Effects of Prebiotics in Foods and Feeds
edited by and Adam Lee
submission deadline 31 Aug 2026 | 1 articles | Viewed by 3443 | Submission Open
Keywords: prebiotics; gut microbiota; gut health; gut architecture; gut immunomodulation; beneficial microbes; oligosaccharides; microbiome manipulation
(This special issue belongs to the Section Food Microbiology)
Aquatic Microorganisms and Their Application in Aquaculture, 2nd Edition
edited by
submission deadline 31 Aug 2026 | 5 articles | Viewed by 3442 | Submission Open
Keywords: aquatic microorganisms; aquaculture microbiome; microbial water management; microbial additives in feed; pathogenic microorganisms; microbial ecology; biofloc technology
(This special issue belongs to the Section Environmental Microbiology)
Microbial Taxonomy and Environmental Metagenomics: Diversity, Dynamics, and Functional Genes
edited by and Renato Sanches Freire
submission deadline 31 Aug 2026 | 5 articles | Viewed by 3214 | Submission Open
Keywords: environmental microbiology; metagenomics; microbial diversity
(This special issue belongs to the Section Environmental Microbiology)
Insect–Microbe Symbiosis submission deadline 31 Aug 2026 | 2 articles | Viewed by 2100 | Submission Open
Keywords: insect– microbe symbiosis; endosymbionts; microbiome; horizontal gene transfer; metabolic co-evolution; biological control; ecological resilience; antibiotic resistance; microbial ecology; host– symbiont co-evolution
(This special issue belongs to the Section Microbiomes)
Advances in Veterinary Microbiology—2nd Edition
edited by
submission deadline 31 Aug 2026 | 3 articles | Viewed by 2068 | Submission Open
Keywords: African swine fever virus; bluetongue virus; arboviruses; microbiota; metagenomics; brucellosis
(This special issue belongs to the Section Veterinary Microbiology)
Molecular Approaches for the Detection, Phylogeny, and Diagnosis of Amoebic Diseases
edited by
submission deadline 31 Aug 2026 | 2 articles | Viewed by 1759 | Submission Open
Keywords: pathogenic amoebae; free-living amoebae; molecular phylogeny; molecular diagnosis; epidemiology; amoebiasis; amoebic encephalitis; amoebic keratitis; gill disease
(This special issue belongs to the Section Molecular Microbiology and Immunology)
Probiotics: Development and Application
edited by
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1560 | Submission Open
Keywords: probiotics; nutrition; gut microbiota; food safety
(This special issue belongs to the Section Food Microbiology)
Chemolithoautotrophic Microorganisms—Pioneers of Biospheric Evolution and Sustainable Biotechnology
edited by Lijing Jiang
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1486 | Submission Open
Keywords: chemolithoautotrophic microorganisms; ancient metabolic pathways; extreme environmental; microbial– mineral interactions; industrial applications; extraterrestrial life
(This special issue belongs to the Section Environmental Microbiology)
From Plants to Microbes: Bioprospecting Phytobiotics for Next-Generation Natural Products submission deadline 31 Aug 2026 | 1 articles | Viewed by 1392 | Submission Open
Keywords: phytobiotics; biopesticides; antimicrobial activity; antioxidant activity; plant extracts; antibiotic resistance; cytotoxicity; sustainable agriculture; sustainable aquaculture; environmentally friendly; bioprospecting
(This special issue belongs to the Section Antimicrobial Agents and Resistance)
Microbial Responses and Adaptations to Environmental Changes
edited by
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1246 | Submission Open
Keywords: microbial adaptation; environmental stressors; microbial ecology; biogeochemical processes
(This special issue belongs to the Section Environmental Microbiology)
Emerging Fungal Pathogens, Diagnostic Innovations, and Clinical Strategies in the Era of Antifungal Resistance
edited by
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1232 | Submission Open
Keywords: emerging fungal pathogens; common fungal pathogens; resistance; diagnostic innovations; clinical strategies
(This special issue belongs to the Section Medical Microbiology)
Oral Diseases and Microbiome
edited by and Luis Octavio Sánchez Vargas
submission deadline 31 Aug 2026 | 2 articles | Viewed by 1157 | Submission Open
Keywords: oral microbiome; oral infectious diseases; oral bacteria; oral candidiasis; oral mycosis; periodontal disease
(This special issue belongs to the Section Medical Microbiology)
Role of Vaginal Microbiome in Women's Health
edited by Xiang Hong
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1110 | Submission Open
Keywords: vaginal microbiome; women's health; pregnancy complications; menopause; infertility Lactobacillus; Gardnerella vaginalis
(This special issue belongs to the Section Microbiomes)
Role of Microbes in Environmental Pollution and Remediation
edited by
submission deadline 31 Aug 2026 | 1 articles | Viewed by 939 | Submission Open
Keywords: microbial community; organic pollutants; toxic inorganic compounds; heavy metal; pharmaceuticals; ecosystem restoration
(This special issue belongs to the Section Environmental Microbiology)
State-of-the-Art Plant Microbe Interactions in Japan submission deadline 31 Aug 2026 | 1 articles | Viewed by 921 | Submission Open
Keywords: disease protection; endophytes; endosymbiosis; epiphytes; lichens; mycorrhizae; nitrogen fixation; pathogens; pathogenesis; phosphate solubilization; rhizobacteria; rhizophagy cycle; stress tolerance; symbiosis
(This special issue belongs to the Section Plant Microbe Interactions)
Probiotics, Live Biotherapeutic Products (LBPs) and Postbiotics: Insights into Host–Microbe Interactions submission deadline 31 Aug 2026 | 1 articles | Viewed by 755 | Submission Open
Keywords: host– microbe interaction; probiotics; live biotherapeutic products (LBPs); postbiotics; gut microbiota; immunomodulation; gut– brain axis; molecular mechanisms; metabolic regulation
(This special issue belongs to the Section Gut Microbiota)
Plant–Microbe Interaction: State-of-the-Art Research in Asia (2026)
edited by
submission deadline 31 Aug 2026 | Viewed by 578 | Submission Open
Keywords: Asia; community structure; growth performance; interaction; metabolic activity; plant; microbe
(This special issue belongs to the Section Plant Microbe Interactions)
Microbe–Plant–Environment Interactions over Time
edited by
submission deadline 31 Aug 2026 | Viewed by 518 | Submission Open
Keywords: microbe– plant– environment interaction; crops; plant pathogen
(This special issue belongs to the Section Plant Microbe Interactions)
Viral Diseases: Current Research and Future Directions, Second Edition
edited by
submission deadline 31 Aug 2026 | 1 articles | Viewed by 473 | Submission Open
Keywords: RNA viruses; DNA viruses; virus– host interactions; immune evasion strategies; host immune response; viral epidemiology; biology and pathogenesis; virus diagnosis; viral diseases; prevention; management and treatment strategies; antiviral therapeutics; vaccine development
(This special issue belongs to the Section Virology)
Advances in the Diagnosis and Management of Infectious Keratitis
edited by Ciro Costagliola, , Francesco Matarazzo and
submission deadline 31 Aug 2026 | Viewed by 464 | Submission Open
Keywords: infectious keratitis; corneal infections; molecular diagnostics; antimicrobial resistance; biofilm-related infections; advanced imaging in ophthalmology; novel therapeutic strategies; ophthalmic microbiology; corneal ulcer management; pathogen identification
(This special issue belongs to the Section Medical Microbiology)
Microbiological Advances and Strategies Toward Zero Rabies Deaths by 2030 submission deadline 31 Aug 2026 | Viewed by 398 | Submission Open
Keywords: rabies; zero by 30; rabies deaths
(This special issue belongs to the Section Virology)
Interactions Between Gut Microbiota and Its Host in Health and Diseases
edited by Anthony M. Buckley, Ioan-Tiberiu Tofolean, Luana Alexandrescu and
submission deadline 31 Aug 2026 | Viewed by 307 | Submission Open
Keywords: gut microbiota; host– microbe interactions; dysbiosis; microbial metabolism; immune modulation; microbiome– host signaling; chronic inflammatory diseases; metabolic disorders; microbiota-targeted therapies; multi-omics approaches
(This special issue belongs to the Section Gut Microbiota)
Microbial Interactions Including Candida Concerning Health and Disease (2nd Edition)
edited by Tomoko Ohshima
submission deadline 31 Aug 2026 | Viewed by 274 | Submission Open
Keywords: microbial interkingdom interaction; microbiota; microbiome; epidemiology; oral and intestinal candidiasis; novel means for diagnosis; novel remedy for candidiasis; drug-resistant
(This special issue belongs to the Section Medical Microbiology)
Viral Immunology in an Unequal World: Bridging Disparities from Mechanisms to Populations submission deadline 31 Aug 2026 | Viewed by 250 | Submission Open
Keywords: viral immunology; global health equity; low- and middle-income countries (LMICs); host– pathogen interactions; health disparities
(This special issue belongs to the Section Virology)
Recent Advances in Acanthamoeba
edited by
submission deadline 31 Aug 2026 | Viewed by 247 | Submission Open
Keywords: Acanthamoeba; free-living amoebae; contact lenses; disinfection; keratitis; endosymbionts; antimicrobial
(This special issue belongs to the Section Medical Microbiology)
State-of-the-Art Medical Microbiology in Australia (2026, 2027)
edited by
submission deadline 31 Aug 2026 | Viewed by 244 | Submission Open
Keywords: medical microbiology; antimicrobial resistance; clinical microbiology and diagnostics; microbial genomics and surveillance; infection prevention and control; translational infectious diseases research; pathogens; host– pathogen interactions; microbiome research; antimicrobial stewardship
(This special issue belongs to the Section Medical Microbiology)
Antibiotic Resistance and Virulence of Streptococcus pneumoniae
edited by Marina Panǎ
submission deadline 31 Aug 2026 | Viewed by 232 | Submission Open
Keywords: Streptococcus pneumoniae; virulence factors; increasing resistance to antibiotics; immunization; novel strategies
(This special issue belongs to the Section Medical Microbiology)
Antimicrobial Resistance and Healthcare-Associated Infections: Epidemiology and Implementation of Global Strategies
edited by and Belinda Farias Nicolau
submission deadline 31 Aug 2026 | Viewed by 231 | Submission Open
Keywords: antimicrobial resistance; healthcare-associated infections; epidemiology; infection prevention and control; surveillance; implementation science; antimicrobial stewardship; global health; health systems; public health policy
(This special issue belongs to the Section Antimicrobial Agents and Resistance)
State-of-the-Art Plant Microbe Interactions in South Korea (2025, 2026)
edited by
submission deadline 31 Aug 2026 | Viewed by 230 | Submission Open
Keywords: disease protection; endophytes; endosymbiosis; epiphytes; lichens; mycorrhizae; nitrogen fixation; pathogens; pathogenesis; phosphate solubilization; rhizobacteria; rhizophagy cycle; stress tolerance; symbiosis
(This special issue belongs to the Section Plant Microbe Interactions)
Molecular Mechanisms of Mammalian Intra-Amniotic Infection
edited by Matthew Jackson and Kevin Theis
submission deadline 31 Aug 2026 | Viewed by 222 | Submission Open
Keywords: intra-amniotic infections; microbes; pathogenic mechanisms
(This special issue belongs to the Section Molecular Microbiology and Immunology)
Microbiome as Drivers of Environmental Resilience and Human Well-Being
edited by
submission deadline 31 Aug 2026 | Viewed by 217 | Submission Open
Keywords: environmental microbiota; plant– microbiota– soil interactions; human and animal microbiota; antimicrobial resistance
(This special issue belongs to the Section Environmental Microbiology)
Microbiomes and Host Health: The Importance of Host Self-Completion with Microbiota
edited by
submission deadline 31 Aug 2026 | Viewed by 213 | Submission Open
Keywords: chronic disease; colonization resistance; pathogens; and infections; systems biology; metabolism; physiology; and function; microbiome-first health; microbiota; microbial dysbiosis; life stages; domestic; agricultural; and environmental species; microbiome-toxic drugs and chemicals
(This special issue belongs to the Section Microbiomes)
Research on Diseases of Aquatic Organisms, Second Edition
edited by
submission deadline 31 Aug 2026 | Viewed by 203 | Submission Open
Keywords: conservation and welfare of aquatic animals; ecotoxicology of aquatic environments; amphibian health and diseases; crustacean health and diseases; fish health and diseases; health and diseases of bivalve mollusks; health and diseases of other aquatic animals
(This special issue belongs to the Section Veterinary Microbiology)
State-of-the-Art Microbial Biotechnology in China (2026, 2027)
edited by Shoushuai Feng
submission deadline 31 Aug 2026 | Viewed by 200 | Submission Open
Keywords: microbial biotechnology; extremophile application; synthetic biology; microbial agent; bioprocesses and bioreactors; industrial microbiology; bioresource utilization; biofuels and bioproducts; environmental sustainability; bioremediation and waste recycle
(This special issue belongs to the Section Microbial Biotechnology)
Advances in Microbial Cell Factories, 4th Edition
edited by and
submission deadline 31 Aug 2026 | Viewed by 181 | Submission Open
Keywords: sustainability; biotechnology; bioengineering; biocatalysis; fermentation
(This special issue belongs to the Section Microbial Biotechnology)
The Infective Endocarditis (2nd Edition) submission deadline 31 Aug 2026 | Viewed by 172 | Submission Open
Keywords: infective endocarditis (IE); native valve endocarditis; TAVI endocarditis; prosthetic valve endocarditis; staphylococcal endocarditis; enterococcal endocarditis; molecular biology diagnosis; cardiac PET/CT diagnosis; vascular graft infections; LVAD infections; endocarditis in the elderly; endocarditis in PWID; oral antimicrobial treatment of IE; outpatient parenteral antibiotic therapy (OPAT) for IE; cardiac surgery of IE; cardiovascular infections; cardiac implantable electronic device (CIED)-IE; trial design of infective endocarditis; chronic antibiotic suppressive therapy for cardiovascular infections
(This special issue belongs to the Section Medical Microbiology)
Biotechnological Advances in Cold-Adapted Marine Microorganisms submission deadline 31 Aug 2026 | Viewed by 162 | Submission Open
Keywords: cold-adapted microorganisms; extremophiles; polar microbiology; marine biotechnology; cold-active enzymes; bioprospecting; secondary metabolites; environmental adaptation; marine natural products
Recent Advances in Physiology and Metabolism of Lactobacilli: Potential Applications in Sustainable Agri-Food System
edited by and Marilisa Giavalisco
submission deadline 31 Aug 2026 | Viewed by 161 | Submission Open
Keywords: lactobacilli; metabolism; food ingredients; biopolymers; sustainability; agri-food wastes
(This special issue belongs to the Section Food Microbiology)
Water Microorganisms Associated with Human Health, 3rd Edition
edited by
submission deadline 31 Aug 2026 | Viewed by 161 | Submission Open
Keywords: drinking water; recreational water; microorganisms; biomarkers; emerging contaminants; risk assessment; waterborne diseases; one health
(This special issue belongs to the Section Public Health Microbiology)
Clinical Research on Fungal Infections submission deadline 31 Aug 2026 | Viewed by 160 | Submission Open
Keywords: fungal infections; medical mycology; Candida; Aspergillus; Cryptococcus; Mucorales; endemic mycoses; invasive fungal disease; antifungal therapy; antifungal resistance
(This special issue belongs to the Section Medical Microbiology)
Diagnosis, Treatment and Epidemiology of Zoonotic Infections submission deadline 31 Aug 2026 | Viewed by 158 | Submission Open
Keywords: parasitic diseases; fungal infections; microbiology; risk factors; surveillance; emerging diseases; epidemiology; water-borne zoonoses; vector-borne zoonoses
(This special issue belongs to the Section Veterinary Microbiology)
Antimicrobial Resistance and Multidrug-Resistant Bacteria in Infectious Patients (2026)
edited by , Patrizia Nardulli, Mariarita Laforgia and
submission deadline 31 Aug 2026 | Viewed by 153 | Submission Open
Keywords: diffusion multi-drug resistant bacteria; outbreak by ESKAPE bacteria; hospital infections; care-related infections; anti-microbial nano-particles; role of antimicrobial nanomaterials in medicine; mechanism of action of antimicrobial nanomaterials; antimicrobial food packaging
(This special issue belongs to the Section Antimicrobial Agents and Resistance)
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