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Related Concept Videos

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Socioemotional Experience and Gender Development

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Social-emotional experiences and cultural influences play significant roles in shaping gender development. During middle childhood, from ages 6 to 11, peer groups become dominant in reinforcing gender norms. Children in this age group often align with same-gender peer groups, which actively encourage behaviors that conform to traditional gender roles. For instance, boys may be discouraged from engaging in activities perceived as feminine, reinforcing culturally dictated norms about masculinity...
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The receptor occupancy theory connects a drug's response to the number of occupied receptors. With higher drug concentrations, more receptors are occupied, leading to increased responses. The formation of drug-receptor complexes involves association and dissociation rates, which reach equilibrium when the forward and backward reactions are equal. The equilibrium association constant (Ka) and its inverse, the equilibrium dissociation constant (Kd), indicate drug affinity. Higher Ka and lower...
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People all belong to a gender, race, age, and social economic group. These groups provide a powerful source of our identity and self-esteem (Tajfel & Turner, 1979) and serve as our in-groups. An in-group is a group that we identify with or see ourselves as belonging to.
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When we hold a stereotype about a person, we have expectations that he or she will fulfill that stereotype. A self-fulfilling prophecy is an expectation held by a person that alters his or her behavior in a way that tends to make it true. When we hold stereotypes about a person, we tend to treat the person according to our expectations. This treatment can influence the person to act according to our stereotypic expectations, thus confirming our stereotypic beliefs. Research by Rosenthal and...
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A schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.
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Related Experiment Video

Updated: Feb 4, 2026

A "Patient-Like" Orthotopic Syngeneic Mouse Model of Hepatocellular Carcinoma Metastasis
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[HEPATOCELLULAR CARCINOMA. GENDER ASPECTS OF CARCINOGENESIS].

A V Shaposhnikov

    Eksperimental'Naia I Klinicheskaia Gastroenterologiia = Experimental & Clinical Gastroenterology
    |October 5, 2018
    PubMed
    Summary

    Sex hormones like androgens and estrogens influence liver cancer development. Hepatoprotective drugs for chronic liver disease and liver cancer prevention should consider these hormonal effects.

    Area of Science:

    • Hormone biology
    • Hepatocellular carcinoma research
    • Oncology

    Background:

    • Sex hormones, including androgens and estrogens, play a role in liver physiology.
    • Hormonal imbalances are increasingly implicated in the pathogenesis of various cancers.
    • Hepatocellular carcinoma (HCC) development is a complex process influenced by multiple factors.

    Purpose of the Study:

    • To review current data on the impact of sex hormones and their nuclear receptors on hepatocellular carcinoma.
    • To highlight the significance of hormonal influences in liver cancer development.
    • To inform clinical practice regarding drug selection for liver disease and HCC prophylaxis.

    Main Methods:

    • Literature review of contemporary research.
    • Analysis of studies investigating sex hormone pathways in liver cancer.

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  • Synthesis of data on androgen and estrogen receptor roles in HCC.

    • Main Results:

    • Androgens and estrogens, via their nuclear receptors, significantly influence hepatocellular carcinoma development.
    • Specific hormonal signaling pathways are critical in liver cancer progression.
    • Hepatoprotective drug therapies may possess unacknowledged hormonal effects.

    Conclusions:

    • Understanding the hormonal milieu is crucial for effective hepatocellular carcinoma treatment and prevention.
    • Hepatoprotective drug use in chronic liver disease requires careful consideration of potential hormonal interactions.
    • Future research should focus on targeted therapies addressing hormonal pathways in HCC.