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Related Concept Videos

Nomenclature of Primary Amines01:17

Nomenclature of Primary Amines

3.2K
Primary, secondary, and tertiary amines are compounds consisting of one, two, and three alkyl groups connected to the amino group (–NH2), respectively. As depicted in Figure 1, the common name of the primary amines is obtained by adding the suffix -amine to the alkyl substituent attached to the amino group as the corresponding alkylamine.
3.2K
Nomenclature of Aryl and Heterocyclic Amines01:10

Nomenclature of Aryl and Heterocyclic Amines

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The simplest aromatic amine is phenylamine, which contains an –NH2 functionality directly attached to an aromatic ring. The name aniline is designated for this skeleton. As shown in Figure 1, the common names of the functionalized anilines involve prefixes ortho-, meta-, and para- to indicate the substitution position. Different functionalized aniline derivatives also have notable trivial names.
2.3K
Nomenclature of Alkanes02:22

Nomenclature of Alkanes

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In the late 19th-century, the number of new chemical compounds discovered increased tremendously. Hence, the necessity arose to develop a naming system for the systematic nomenclature of these newly discovered compounds. IUPAC (International Union for Pure and Applied Chemistry), established in 1919, sets rules for the nomenclature.
The alkane nomenclature considers the length of the carbon chain, the number, and the location of the substituent to arrive at its systematic name. The IUPAC...
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Naming Skeletal Muscles01:19

Naming Skeletal Muscles

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The naming of the approximately 700 muscles in the human body is based on a set of criteria designed to provide descriptive information about each muscle, making it easier to identify and remember them.
The key factors used in naming muscles include:
1.8K
The Nucleus01:32

The Nucleus

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The nucleus is a membrane-bound organelle that acts as a control center in a eukaryotic cell. It contains chromosomal DNA, which controls gene expression and precisely regulates the production of proteins within the cell. In contrast, the DNA inside the mitochondria and chloroplast only carries out functions that are specific to those organelles.
Arrangement of DNA within Nucleus
The regulation of gene expression inside the nucleus is dependent on many factors, including the DNA structure. The...
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Nomenclature of Aromatic Compounds with Multiple Substituents01:11

Nomenclature of Aromatic Compounds with Multiple Substituents

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When more than one substituent is present on the benzene ring, the IUPAC nomenclature depends on the number of substituents present.
For disubstituted benzene derivatives, with two groups attached to the benzene ring, three constitutional isomers are possible. For example, consider dimethyl benzene, often called xylene, where the second methyl group can be substituted at the second, third, or fourth carbon. The relative position of the substituents is represented by prefixes ortho, meta, or...
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In Situ Soil Moisture Sensors in Undisturbed Soils
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You know my NAMs.

Sourav Ghosh1, Carla V Rothlin2

  • 1Department of Neurology, Yale University School of Medicine, New Haven, CT 06520, USA; Department of Pharmacology, Yale University School of Medicine, New Haven, CT 06520, USA.

Immunity
|May 14, 2025
PubMed
Summary
This summary is machine-generated.

Nerve- and airway-associated macrophages (NAMs) in the lungs are crucial for immunity. A new study shows their type I interferon response restricts SARS-CoV-2, reducing lung damage and preventing death.

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Area of Science:

  • Immunology
  • Pulmonology
  • Virology

Background:

  • Lung macrophages, specifically nerve- and airway-associated macrophages (NAMs), play a vital role in immune regulation within the respiratory system.
  • Understanding the specific functions of NAMs in the context of viral infections is crucial for developing effective therapeutic strategies.

Purpose of the Study:

  • To investigate the role of NAMs in the immune response to SARS-CoV-2 infection.
  • To determine how NAMs' response to type I interferon influences viral spread, inflammation, and lung injury.

Main Methods:

  • The study by Yeung et al. analyzed the function of NAMs during SARS-CoV-2 infection.
  • Specific focus was placed on the impact of type I interferon signaling pathways within NAMs.

Main Results:

  • NAMs exhibit a critical immunoregulatory function in the lungs.
  • The response of NAMs to type I interferon was found to significantly limit SARS-CoV-2 spread.
  • This NAM-mediated response also reduced inflammation, lung injury, and mortality associated with the infection.

Conclusions:

  • NAMs are key players in controlling SARS-CoV-2 infection through type I interferon signaling.
  • Targeting NAMs or their interferon response may offer a novel therapeutic approach for COVID-19 and other respiratory viral infections.