⚡ Index-Expert™ #06 — Symptoms and manufacturing defects • ALTERATION_GUSTATIVE_AROME
🔎 Proof & Primary source (idx06:agent-d-alteration-putride-d-odeur-ammoniacale)
Putrid, ammoniacal
Odeur nauséabonde de purin, d'indole et d'ammoniac, morge visqueuse brun-roux et amertume sous-corticale
🧀 3 concerned cheese(s) & family(ies) •
🦠 1 linked living taxon(s)
🌡️ Target physicochemical parameters
Milieu et fin d'affinage (2 à 6 semaines) • Désacidification corticale (pH supérieur à 6.0), humidité élevée en cave, contamination des solutions de morge et résistance intrinsèque aux ammoniums quaternaires
🛡️ Cellar protocol & prophylaxis
Renouvellement des eaux de lavage, désinfection oxydante (acide peracétique/chlore) du matériel de brossage et ensemencement en flores de surface compétitives
🔬 Biochemical & molecular mechanism
Désamination oxydative de la L-phénylalanine et du L-tryptophane en acides alpha-cétoniques bruns, clivage du tryptophane en indole et hydrolyse de l'urée
📚 Specialized INRAE / PubMed / UniProt references
PMID:22325069 🔎 • DOI:10.1016/j.ijfoodmicro.2011.12.022 🔎
🧀 Concerned Cheese Matrices & Designations (3)
Click on any cheese to open its complete relational monograph:
🧀 Époisses de Bourgogne
Matrice sensible : Agent d'altération putride, d'odeur ammoniacale
en:epoisses-de-bourgogne →
🧀 Maroilles
Matrice sensible : Agent d'altération putride, d'odeur ammoniacale
en:maroilles →
🧀 Munster
Matrice sensible : Agent d'altération putride, d'odeur ammoniacale
en:munster →
🦠 Associated NCBI Living Taxa (1)
Species, subspecies and strains linked in the NCBI 2026 taxonomic core:
🔮 Other concepts & symptoms in Symptoms and manufacturing defects
⚡ Halotolerant cheese-brine and slimy ammoniacal smear defect agent
(5🧀 / 1🦠)
⚡ Red cellar spot (orange-red rind pocking) fungal agent
(5🧀 / 1🦠)
⚡ Extreme halophilic brine turbidity, slimy smear and putrid off-odor agent
(4🧀 / 1🦠)
⚡ Arthroconidial yeast-like greasy smear, wrinkled rind and ammoniacal off-odor agent
(4🧀 / 1🦠)
⚡ Rind swarming, ammoniacal
(4🧀 / 1🦠)
⚡ Putrid, fecal and barnyard rind off-odor agent
(4🧀 / 1🦠)
⚡ Late butyric blowing defect agent
(4🧀 / 1🦠)
⚡ Halotolerant dark-brown powdery rind scab and ammoniacal off-odor fungal agent
(4🧀 / 1🦠)
⚡ Extreme xerophilic grey-green and yellow-cleistothecial rind mold on aged hard cheeses
(4🧀 / 1🦠)
⚡ Heterofermentative NSLAB secondary gas-blowing, histamine and pinking defect agent
(3🧀 / 2🦠)
⚡ Halophilic basidiomycetous yeast brine contaminant and chalky-yellow smear defect agent
(4🧀 / 1🦠)
⚡ Halophilic cheese-brine pellicle, turbidity and brine deacidification yeast agent
(4🧀 / 1🦠)
⚡ NSLAB post-acidification, calcium lactate crystal efflorescence and tyramine agent
(3🧀 / 2🦠)
⚡ Salmonellosis foodborne pathogen
(4🧀 / 1🦠)
⚡ Propionic orange-red spot and late split defect agent
(4🧀 / 1🦠)
⚡ Halotolerant psychrotrophic floral
(4🧀 / 1🦠)
⚡ Major co-agent of late butyric blowing defect
(4🧀 / 1🦠)
⚡ Musty off-odor and slimy rind agent
(4🧀 / 1🦠)
⚡ Putrescine accumulation agent
(3🧀 / 2🦠)
⚡ Putrid off-odor and putrescine accumulation agent
(4🧀 / 1🦠)
⚡ Halophilic brine slime, sticky smear and sulfurous-putrid off-odor agent
(3🧀 / 1🦠)
⚡ Putrid-fecal smear off-odor and reddish-brown sub-rind discoloration agent
(3🧀 / 1🦠)
⚡ Brine flower (mycodermic film) and solvent off-flavor yeast agent
(3🧀 / 1🦠)
⚡ Blue-green mold spot and musty
(3🧀 / 1🦠)
⚡ Unwanted propionic late blowing and split defect agent in non-eye cheeses
(3🧀 / 1🦠)
⚡ Cheese brine film-forming and brine deacidification agent
(3🧀 / 1🦠)
⚡ Plant-borne coliform early blowing and yellow cortical spot defect agent
(3🧀 / 1🦠)
⚡ Waterborne psychrotrophic enteropathogen and proteolytic slime spoilage agent
(2🧀 / 2🦠)
⚡ Extreme xero- and halophilic chocolate-brown rind spot mold and walleminol mycotoxin agent
(3🧀 / 1🦠)
⚡ Pink powdery rind mold and bitter trichothecene mycotoxin agent
(3🧀 / 1🦠)
⚡ Halotolerant turquoise-green rind mold with reddish exudate on salted
(3🧀 / 1🦠)
⚡ Halotolerant white chalky rind scab and ammoniacal surface defect fungal agent
(3🧀 / 1🦠)
⚡ Major halotolerant rind mold and high-level ochratoxin A (OTA) mycotoxin agent
(3🧀 / 1🦠)
⚡ Extremely halotolerant black yeast brine contaminant and dark rind spot agent
(3🧀 / 1🦠)
⚡ Psychrotolerant cheese rind spoilage mold and chaetoglobosin mycotoxin agent
(3🧀 / 1🦠)
⚡ Psychrotolerant rose-yellow cottony rind rot and enniatin
(3🧀 / 1🦠)
⚡ Psychrotolerant blue-grey rind spot mold and penicillic acid mycotoxin agent
(3🧀 / 1🦠)
⚡ Psychrotolerant dark-green rind spot mold and cyclopiazonic acid mycotoxin agent
(3🧀 / 1🦠)
⚡ Psychrotolerant and halotolerant dark blue-green rind spot mold agent
(3🧀 / 1🦠)
⚡ Major psychrotolerant ingrained black-spot rind defect fungal agent
(3🧀 / 1🦠)