Interplay of metallome and metabolome in amyotrophic lateral sclerosis: A study on cerebrospinal fluid of patients carrying disease-related gene mutations.
    
    
        
    
    
        
        ACS Chem. Neurosci. 14, 3035-3046 (2023)
    
    
    
      
      
	
	    Amyotrophic lateral sclerosis (ALS) is a lethal progressive neurodegenerative disease, characterized by a loss of function of upper and lower motor neurons. This study aimed to explore probable pathological alterations occurring in individuals with ALS compared to neurologically healthy controls through the analysis of cerebrospinal fluid (CSF), a medium, which directly interacts with brain parenchyma. A total of 7 ALS patients with disease-associated mutations (ATXN2, C9ORF72, FUS, SOD1, and TARDBP) and 13 controls were included in the study. Multiple analytical approaches were employed, including metabolomic and metallomics profiling, as well as genetic screening, using CSF samples obtained from the brain compartment. Data analysis involved the application of multivariate statistical methods. Advanced hyphenated selenium and redox metal (iron, copper, and manganese) speciation techniques and nontargeted Fourier transform ion cyclotron resonance mass spectrometry-based metabolomics were used for data acquisition. Nontargeted metabolomics showed reduced steroids, including sex hormones; additionally, copper and manganese species were found to be the most relevant features for ALS patients. This indicates a potential alteration of sex hormone pathways in the ALS-affected brain, as reflected in the CSF.
	
	
	    
	
       
      
	
	    
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        Publication type
        Article: Journal article
    
 
    
        Document type
        Scientific Article
    
 
    
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        Keywords
        Amyotrophic Lateral Sclerosis ; Brain Steroids ; Disease-related Mutations ; Metabolomics ; Metallomics; Alzheimers-disease; Mouse Model; Copper; Selenium; Risk; Iron; Epidemiology; Pesticides; Manganese; Hormones
    
 
    
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        Language
        english
    
 
    
        Publication Year
        2023
    
 
    
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        0
    
 
    
        HGF-reported in Year
        2023
    
 
    
    
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        e-ISSN
        1948-7193
    
 
    
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	    Volume: 14,  
	    Issue: 17,  
	    Pages: 3035-3046 
	    Article Number: ,  
	    Supplement: ,  
	
    
 
    
        
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            Publisher
            American Chemical Society (ACS)
        
 
        
            Publishing Place
            1155 16th St, Nw, Washington, Dc 20036 Usa
        
 
	
        
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        Reviewing status
        Peer reviewed
    
 
     
    
        POF-Topic(s)
        30202 - Environmental Health
90000 - German Center for Diabetes Research
    
 
    
        Research field(s)
        Environmental Sciences
    
 
    
        PSP Element(s)
        G-504800-002
G-504800-001
G-501900-482
    
 
    
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        Erfassungsdatum
        2023-10-06