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Related Concept Videos

Hormonal Control of the Ovarian Cycle01:30

Hormonal Control of the Ovarian Cycle

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The ovarian cycle is meticulously regulated by the hypothalamic-pituitary-gonadal axis. This cycle orchestrates the release of a mature oocyte, essential for reproduction.
Before puberty, the hypothalamus releases GnRH in a low frequency, low amplitude pulsatile manner. This along with the immature hypothalamic-pituitary-gonadal axis activity, results in low estrogen levels and the absence of a fully functional ovarian cycle.  At puberty, GnRH secretion increases in both frequency and...
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In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
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Cancer is the second leading cause of death in the United States. A cancer cell is genetically unstable and hence can mutate faster. They can also modify their microenvironment and escape immune surveillance. The difficulties in treating cancer are further compounded by the emergence of rapid resistance to anticancer drugs. The most common ways to attain resistance in cancer cells include alteration in drug transport and metabolism, modification of drug target, elevated DNA damage response, or...
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Tumor Immunotherapy01:27

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Immunotherapy is a treatment that boosts or manipulates the immune system to fight diseases, including cancer. For instance, by stimulating an immune response through vaccinations against viruses that cause cancers, like hepatitis B virus and human papillomavirus, these diseases can be prevented. Nonetheless, some cancer cells can avoid the immune system due to their rapid mutation and division. The immune response to many cancers involves three phases: elimination, equilibrium, and escape.
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Cancer therapies are various modes of treatment, such as surgery, radiation therapy, and chemotherapy that are administered to cancer patients.
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Female infertility is defined as the inability to conceive after a year of regular, unprotected intercourse and affects about 10–15% of couples worldwide. The primary cause of female infertility is ovulatory disorders, which hinder the release of eggs. These disorders can be classified as hypothalamic amenorrhea, polycystic ovarian syndrome (PCOS), premature ovarian failure, and hyperprolactinemic anovulation disorders.
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Related Experiment Video

Updated: Jul 17, 2025

An Orthotopic Model of Serous Ovarian Cancer in Immunocompetent Mice for in vivo Tumor Imaging and Monitoring of Tumor Immune Responses
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Interferon with ovarian cancer.

Amy E Baek1

  • 1Science Signaling, AAAS, Washington, DC 20005, USA.

Science Signaling
|August 29, 2023
PubMed
Summary

Interferon-epsilon demonstrates significant antitumor effects and boosts the immune system's response against ovarian cancer in mouse models. This research highlights its potential as a novel therapeutic strategy.

Area of Science:

  • Immunology
  • Oncology
  • Biochemistry

Background:

  • Ovarian cancer remains a leading cause of cancer-related mortality.
  • Current treatments face challenges with resistance and toxicity.
  • Interferons are known for their roles in immune regulation and antiviral responses.

Purpose of the Study:

  • To investigate the therapeutic potential of Interferon-epsilon (IFN-ε) in ovarian cancer.
  • To determine if IFN-ε exhibits direct antitumor activity.
  • To assess the impact of IFN-ε on antitumor immunity in a preclinical ovarian cancer model.

Main Methods:

  • Utilized a mouse model of ovarian cancer.
  • Administered Interferon-epsilon to tumor-bearing mice.
  • Assessed tumor growth, survival rates, and immune cell infiltration and activation.

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Main Results:

  • Interferon-epsilon treatment significantly inhibited tumor growth in mice.
  • IFN-ε administration led to increased survival rates.
  • The treatment enhanced the activation of key antitumor immune cells within the tumor microenvironment.

Conclusions:

  • Interferon-epsilon possesses notable antitumor activity in ovarian cancer.
  • IFN-ε effectively activates antitumor immunity, suggesting a promising immunotherapeutic approach.
  • These findings support further investigation of IFN-ε as a treatment for ovarian cancer.