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Related Concept Videos

History of Microbiology01:28

History of Microbiology

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Microbiology, a scientific field dedicated to the study of microorganisms, has undergone profound development since its inception in the 17th century. Its history is marked by key discoveries and technological advancements that have shaped our understanding of life at the microscopic level and transformed medicine, agriculture, and industry.Early Foundations of MicrobiologyThe early foundations of microbiology were built on groundbreaking observations and the development of pioneering...
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Three-Dimensional Microscopy in Microbiology01:28

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Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...
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Two-dimensional (2D) microscopy encompasses a range of optical techniques that capture images within a single focal plane, offering detailed representations of microscopic structures. These techniques are essential in biological and medical research, enabling the visualization of cellular and subcellular structures with different levels of contrast and specificity.There are several major types of 2D microscopy, each with strengths and applications.Bright-Field MicroscopyBright-field microscopy...
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Key Techniques in Microbiology01:19

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Aseptic techniques prevent contamination, ensure experimental accuracy, and protect researchers and microbial cultures. These techniques are essential in clinical, industrial, and research settings where sterility is required.Maintaining Sterility in Laboratory PracticesScientists maintain sterility by sterilizing tools with heat or chemicals, disinfecting work surfaces, and handling cultures in controlled environments. Working near an open flame or within a laminar flow hood reduces the risk...
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NMR Spectroscopy: Chemical Shift Overview01:15

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The position of the absorption signal of a sample is reported relative to the position of the signal of tetramethylsilane (TMS), which is added as an internal reference while recording spectra. The difference between the absorption frequencies of the sample and TMS (in Hz) is divided by the spectrometer operating frequency (in MHz) to obtain a dimensionless quantity called the chemical shift. It is reported on the δ (delta) scale and expressed in parts per million.
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Organic molecules primarily contain carbon and hydrogen atoms. While all the hydrogen isotopes are NMR-active, protium or hydrogen-1 is the most abundant. It has a significant energy separation between its nuclear spin states due to its large gyromagnetic ratio. As per Boltzmann's distribution, an increase in the energy separation implies a greater excess population of nuclei available for excitation, resulting in a strong NMR absorption signal.
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Shift in the paradigm towards next-generation microbiology.

Blaž Stres1,2,3, Luka Kronegger4

  • 1Center for Clinical Neurophysiology, Faculty of Medicine, University of Ljubljana, Vrazov trg 2, SI-1000 Ljubljana, Slovenia.

FEMS Microbiology Letters
|July 18, 2019
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Summary

Contemporary microbiology is shifting towards data-driven, multi-scale systems, necessitating cross-disciplinary collaboration. Analysis of publication networks reveals emerging trends in fields like metagenomics (MGM) and systems biology.

Keywords:
bibliometric analysisbioinformaticsbiologymeta-analysesmetabolomicsmetagenomicsmetaproteomicsmetatranscriptomicspublication biasstatisticstop-down

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Area of Science:

  • Microbiology
  • Systems Biology
  • Bioinformatics

Background:

  • Contemporary microbiology's scientific success is evaluated through historical perspectives from medical microbiology, microbial ecology, and systems biology.
  • Publication network analysis of 28,654 papers explores the evolution of research topics and the emergence of trans-domain activities.

Purpose of the Study:

  • To analyze publication networks to identify patterns in the development of research topics and trans-domain activities.
  • To define the current state of microbiology and highlight the need for meta-analyses and cross-disciplinary approaches.

Main Methods:

  • Analysis of publication networks using the Pajek software.
  • Examination of historical points and lessons learned from various microbiology subfields.
  • Exploration of overlapping ideas and personnel in emerging fields like metagenomics, metaproteomics, metatranscriptomics, and metabolomics.

Main Results:

  • Identification of patterns in research topic development and trans-domain research activities.
  • Evidence of increasing integration of multi-scale systems in microbiology.
  • Highlighting the shift from manual work towards technology-, data-, and statistics-driven approaches.

Conclusions:

  • Microbiology is transforming into a multi-scale, data-intensive discipline driven by new technologies and artificial intelligence.
  • Cross-fertilization with other fields is crucial for advancing microbiology, rather than isolated development.
  • The need for meta-analyses to address publication biases in multi-scale systems is emphasized.