Semen Instillation
Semen Instillation - Related Videos
07:40
Avian Semen Collection by Cloacal Massage and Isolation of DNA from Sperm
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Cited by 21 •
2018
This protocol describes cloacal massage, a non-invasive manual technique for collecting semen from birds, and DNA extraction from avian sperm using a commercial extraction kit with modifications.
04:50
Direct Tracheal Instillation of Solutes into Mouse Lung
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Cited by 54 •
2010
Intratracheal instillations deliver solutes directly into the lungs. This procedure targets the delivery of the instillate into the distal regions of the lung, and is therefore often incorporated in studies aimed at studying alveoli. We provide a detailed survival protocol for performing intratracheal instillations in mice.
04:36
A Simple Microaspiration Technique for Isolating Somatic Cells from Cryopreserved Equine Semen as Nuclear Donors for Cloning
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2025
This protocol presents a simple microaspiration technique to isolate viable somatic cells (SCs) from cryopreserved equine semen. Unlike traditional approaches, this technique avoids long in vitro cultures and overcomes sperm contamination, enabling immediate use in somatic cell cloning.
04:46
Intrabronchial Instillation of Streptococcus pneumoniae in Immunocompetent Rodent Models
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2025
This video demonstrates the establishment of lung infection in an immunocompetent rodent model via intubation and installation of bacterial suspensions into lung lobes. This model enables antibacterial efficacy studies in immunocompetent animals.
06:57
Instillation and Fixation Methods Useful in Mouse Lung Cancer Research
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Cited by 48 •
2015
The goal of this paper is to describe simple methods that will greatly aid in the setup and analysis of mouse lungs with lung cancer or other pathologies. We present 3 protocols to simply and reliably carry out lung instillations, fixation, and lung volume measurements.
FAQs
The composition determines which biological influences are examined. Semen exposes reproductive-tract tissues to sperm, seminal plasma proteins, and cytokines, while experimental inclusion of infectious agents adds a pathogen-related variable. Comparing these components can help investigators distinguish responses associated with seminal factors from responses associated with infection, supporting more focused analysis of mucosal immunity.
The procedure can reveal changes in epithelial and immune-cell behavior, local inflammation, and immune modulation. These responses show how exposure affects the mucosal environment rather than only producing a generalized systemic measurement. Examining several response types together helps investigators evaluate whether seminal factors alter local defense conditions relevant to reproductive-tract infection.
The reproductive-tract mucosal barrier is the interface through which exposure-related effects and pathogen movement can be examined. Instillation allows investigators to assess how seminal components and, when included, infectious agents interact with epithelial tissues and immune cells. This supports studies of factors that may influence susceptibility or resistance to sexually transmitted pathogens.
Controlled administration makes reproductive-tract exposure more reproducible across experimental conditions. Investigators can then compare tissue and immune responses after defined exposure conditions, including the presence or absence of selected seminal components or infectious agents. This consistency is important when interpreting differences in inflammation, immune modulation, mucosal defense, or pathogen movement.
Researchers may use the method to model sexual exposure and investigate host responses relevant to sexually transmitted pathogens. It is particularly useful when the study asks how semen or seminal fluid changes the local mucosal environment during potential infection. The approach connects reproductive-tract biology with questions about transmission, susceptibility, resistance, and immune defense.
Studies may assess local inflammation, immune modulation, epithelial or immune-cell responses, and movement of pathogens across the mucosal barrier. These outcomes can clarify how exposure affects reproductive-tract defense and whether seminal factors alter conditions associated with infection. The same controlled framework also supports broader investigations of reproductive-tract biology and mucosal protection.