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Molecular Characterization of Dermatophyte species from rural tertiary care hospital: A Study Protocol
1Department of Microbiology, Jawaharlal Nehru Medical College, Datta Meghe Institute of Higher Education and Research, Wardha, Maharashtra, 442001, India.
Abstract:
Dermatophytes are the keratinophilic fungi which infect humans and is the most recurring type of disease. The high level of transmissibility creates an epidemiological risk and emphasises the significance of these illnesses. However, a growing number of reports describing dermatophytes can cause deep infections in diabetic and immunocompromised patients, by invading deep layers like the dermis and hypodermis. Despite the prevalence and significance of dermatophytes in clinical mycology, it is not always possible to accurately diagnose this specific infection due to its overlapping structures among species of dermatophytes. Since it is difficult to identify species that exhibit weak characteristics in the morphological highlights, identification of the dermatophyte is often relied on its morphological analysis, which is a laborious process and demands skill. The massive shift in genetic variation, the source of infection, and epidemiological research can be discovered using molecular approaches. Therefore, the development of an accurate laboratory test for dermatophyte species identification is essential for the prevention and efficient management of dermatophytoses. One such methodology allows use of PCR technology which has many methods for molecular level characterization which is rapid, efficient, and capable of producing DNA polymorphisms specific to various dermatophyte species based on distinctive band patterns seen by agarose gel electrophoresis. The RAPD-PCR approach will be used in this study protocol to molecularly characterize the dermatophytes for precise speciation of the sample. In addition to improving knowledge of fungal biology and pathology with a focus on adaptive mechanisms to combat difficult conditions from host counteractions, there is a need to improve awareness of the importance of these diseases through accurate epidemiological data. The advantages of molecular approaches for characterizing objects over traditional methods are their sensitivity and specificity.
Insights
Accurate identification of dermatophyte fungal infections is crucial for effective treatment. This study utilizes Random Amplified Polymorphic DNA-PCR (RAPD-PCR) for precise species identification, improving diagnostic capabilities.
Area of Science:
- Medical Mycology
- Molecular Biology
- Infectious Diseases
Background:
- Dermatophytes are common keratinophilic fungi causing recurring human infections.
- Deep infections in immunocompromised and diabetic patients highlight the clinical significance of dermatophytes.
- Traditional morphological identification is laborious and often lacks accuracy due to overlapping species characteristics.
Purpose of the Study:
- To develop an accurate laboratory test for precise dermatophyte species identification.
- To overcome the limitations of traditional morphological identification methods.
- To enable efficient management and prevention of dermatophytoses through improved diagnostics.
Main Methods:
- Utilizing Polymerase Chain Reaction (PCR) technology for molecular characterization.
- Employing the Random Amplified Polymorphic DNA-PCR (RAPD-PCR) approach for DNA fingerprinting.
- Analyzing distinctive DNA band patterns via agarose gel electrophoresis for species differentiation.
Main Results:
- RAPD-PCR provides rapid and efficient molecular characterization of dermatophytes.
- This method generates specific DNA polymorphisms, enabling precise speciation.
- Molecular approaches offer superior sensitivity and specificity compared to traditional methods.
Conclusions:
- Accurate dermatophyte species identification is essential for clinical mycology and public health.
- RAPD-PCR is a valuable tool for precise dermatophyte speciation.
- Further research into fungal biology and epidemiology is needed, supported by accurate diagnostic data.
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