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Related Concept Videos

Accessory Organs01:31

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Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
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The cytoskeleton is an essential cell component that plays several structural and functional roles. However, the filaments that make up the cytoskeleton cannot function independently and depend on the accessory or ancillary proteins to effectively carry out their function. Accessory proteins associate with cytoskeletal filaments and their monomers, aiding filament formation and function. They also help in the cross-communication among cytoskeletal filaments. Cytoskeletal accessory proteins are...
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Nails are one of the important accessory structures of the skin. They are hard, protective structures that cover the dorsal surface of the distal phalanges of fingers and toes. Nails are composed of specialized keratinized cells and serve various functions, including protection, sensation, and manual dexterity.
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The male reproductive system is a complex network of organs and tissues that work together to produce and transport sperm. The epididymis, vasa deferens, ejaculatory ducts, and urethra are the accessory ducts involved in sperm maturation and transportation. These ducts play a critical role in the production and transportation of sperm from the testes to the urethra, where it is then released during ejaculation.
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Related Experiment Video

Updated: Feb 15, 2026

Immunofluorescent Labeling of Plant Virus and Insect Vector Proteins in Hemipteran Guts
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Insect Gut Microbiota: Accessories to the Bite.

Serap Aksoy1

  • 1Department of Epidemiology of Microbial Diseases, Yale School of Public Health, New Haven, CT 06510, USA.

Cell Host & Microbe
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PubMed
Summary
This summary is machine-generated.

Sand flies transmit Leishmania parasites through bites. Researchers found that sand fly gut microbes transferred to the bite site enhance neutrophil attraction and aid parasite spread to other body parts.

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Area of Science:

  • Microbiology
  • Parasitology
  • Immunology

Background:

  • Leishmania parasites are transmitted by sand fly vectors.
  • The role of sand fly gut microbiota in Leishmania transmission is not fully understood.

Purpose of the Study:

  • To investigate the transfer of sand fly gut microbiota to the host during Leishmania transmission.
  • To determine the impact of transferred microbiota on host immune response and parasite dissemination.

Main Methods:

  • Analysis of sand fly gut microbiota composition.
  • Inoculation of mice with Leishmania and sand fly gut contents.
  • Assessment of neutrophil recruitment and parasite load in host tissues.

Main Results:

  • Sand fly gut microbiota are transferred to the mammalian host at the bite site.
  • Transferred microbiota promote neutrophil recruitment.
  • Microbiota transfer enhances Leishmania parasite dissemination to distal organs.

Conclusions:

  • Sand fly gut microbiota play a significant role in the transmission and pathogenesis of Leishmania.
  • Microbiota transfer influences the host immune response, facilitating parasite spread.