2 research outputs found

    The influence of psychoemotional status on metastasis of lewis lung carcinoma and hepatocarcinoma-29 in mice of C57BL/6J and CBA/LAC strains

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    Aim: To study the influence of psychoemotional status on the development of experimental lung metastases of strain-specific murine Lewis lung carcinoma in C57BL/6J mice and hepatocarcinoma-29 in CBA/Lac male mice. Materials and Methods: Sensory contact model was used for generating animals with repeated experience of social victories or defeat in daily agonistic interactions. Tumor cells were injected into the tail vein after 20 days of agressive confrontations and the number of metastases in the lung was calculated 16 days later. Results: The experimental metastasis is shown to develop differently in mice with opposing social experience: the winners of both strains had significantly less metastases in the lung than the losers. Conclusion: The results obtained indicate that psychoemotional status affects Lewis lung carcinoma and hepatocarcinoma-29 metastasis in male mice.ЦСль Ρ€Π°Π±ΠΎΡ‚Ρ‹ β€” исслСдованиС влияния ΠΏΡΠΈΡ…ΠΎΡΠΌΠΎΡ†ΠΈΠΎΠ½Π°Π»ΡŒΠ½ΠΎΠ³ΠΎ состояния Π½Π° мСтастазированиС линСйноспСцифичСских ΠΎΠΏΡƒΡ…ΠΎΠ»Π΅ΠΉ β€” ΠΊΠ°Ρ€Ρ†ΠΈΠ½ΠΎΠΌΡ‹ Π»Π΅Π³ΠΊΠΎΠ³ΠΎ Π›ΡŒΡŽΠΈΡ Ρƒ ΠΌΡ‹ΡˆΠ΅ΠΉ Π»ΠΈΠ½ΠΈΠΈ C57BL/6J ΠΈ Π³Π΅ΠΏΠ°Ρ‚ΠΎΠΊΠ°Ρ€Ρ†ΠΈΠ½ΠΎΠΌΡ‹-29 Ρƒ ΠΌΡ‹ΡˆΠ΅ΠΉ Π»ΠΈΠ½ΠΈΠΈ CBA/Lac. ΠœΠ°Ρ‚Π΅Ρ€ΠΈΠ°Π»Ρ‹ ΠΈ ΠΌΠ΅Ρ‚ΠΎΠ΄Ρ‹: для получСния самцов ΠΌΡ‹ΡˆΠ΅ΠΉ с ΠΏΠΎΠ²Ρ‚ΠΎΡ€Π½Ρ‹ΠΌ ΠΎΠΏΡ‹Ρ‚ΠΎΠΌ ΡΠΎΡ†ΠΈΠ°Π»ΡŒΠ½Ρ‹Ρ… ΠΏΠΎΠ±Π΅Π΄ ΠΈ ΠΏΠΎΡ€Π°ΠΆΠ΅Π½ΠΈΠΉ Π² Π΅ΠΆΠ΅Π΄Π½Π΅Π²Π½Ρ‹Ρ… агрСссивных взаимодСйствиях Π±Ρ‹Π»Π° использована модСль сСнсорного ΠΊΠΎΠ½Ρ‚Π°ΠΊΡ‚Π° (Π½Π° протяТСнии 20 Π΄Π½Π΅ΠΉ). ΠšΠ»Π΅Ρ‚ΠΊΠΈ ΠΎΠΏΡƒΡ…ΠΎΠ»Π΅ΠΉ Π²Π²ΠΎΠ΄ΠΈΠ»ΠΈ Π² Ρ…Π²ΠΎΡΡ‚ΠΎΠ²ΡƒΡŽ Π²Π΅Π½Ρƒ ΠΆΠΈΠ²ΠΎΡ‚Π½Ρ‹Ρ…. ΠšΠΎΠ»ΠΈΡ‡Π΅ΡΡ‚Π²ΠΎ мСтастазов Π² Π»Π΅Π³ΠΊΠΈΡ… подсчитывали Ρ‡Π΅Ρ€Π΅Π· 16 Π΄Π½Π΅ΠΉ послС ΠΏΠ΅Ρ€Π΅Π²ΠΈΠ²ΠΊΠΈ ΠΎΠΏΡƒΡ…ΠΎΠ»ΠΈ. Π Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚Ρ‹: ΠΏΠΎΠΊΠ°Π·Π°Π½ΠΎ, Ρ‡Ρ‚ΠΎ мСтастазированиС Π² Π»Π΅Π³ΠΊΠΈΠ΅ ΠΏΡ€ΠΎΡ‚Π΅ΠΊΠ°Π΅Ρ‚ Π½Π΅ΠΎΠ΄ΠΈΠ½Π°ΠΊΠΎΠ²ΠΎ Ρƒ ΠΌΡ‹ΡˆΠ΅ΠΉ с Ρ€Π°Π·Π»ΠΈΡ‡Π½Ρ‹ΠΌ ΠΏΡΠΈΡ…ΠΎΡΠΌΠΎΡ†ΠΈΠΎΠ½Π°Π»ΡŒΠ½Ρ‹ΠΌ состояниСм: Ρƒ ΠΌΡ‹ΡˆΠ΅ΠΉ с ΠΎΠΏΡ‹Ρ‚ΠΎΠΌ ΠΏΠΎΠ±Π΅Π΄ ΠΎΠ±Π΅ΠΈΡ… Π»ΠΈΠ½ΠΈΠΉ количСство мСтастазов Π² Π»Π΅Π³ΠΊΠΈΡ… Π±Ρ‹Π»ΠΎ сущСствСнно мСньшС, Ρ‡Π΅ΠΌ Ρƒ ΠΆΠΈΠ²ΠΎΡ‚Π½Ρ‹Ρ… с ΠΎΠΏΡ‹Ρ‚ΠΎΠΌ ΠΏΡΠΈΡ…ΠΎΡΠΌΠΎΡ†ΠΈΠΎΠ½Π°Π»ΡŒΠ½Ρ‹Ρ… ΠΏΠΎΡ€Π°ΠΆΠ΅Π½ΠΈΠΉ. Π’Ρ‹Π²ΠΎΠ΄Ρ‹: ΠΏΡΠΈΡ…ΠΎΡΠΌΠΎΡ†ΠΈΠΎΠ½Π°Π»ΡŒΠ½ΠΎΠ΅ состояниС влияСт Π½Π° процСссы мСтастазирования ΠΊΠ°Ρ€Ρ†ΠΈΠ½ΠΎΠΌΡ‹ Π»Π΅Π³ΠΊΠΎΠ³ΠΎ Π›ΡŒΡŽΠΈΡ ΠΈ Π³Π΅ΠΏΠ°Ρ‚ΠΎΠΊΠ°Ρ€Ρ†ΠΈΠ½ΠΎΠΌΡ‹-29 Ρƒ самцов ΠΌΡ‹ΡˆΠ΅ΠΉ Π»ΠΈΠ½ΠΈΠΉ C57BL/6J ΠΈ CBA/Lac

    Aggressive behavior: Genetic and physiological mechanisms

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