Video Experimental Relacionado
Updated: Sep 10, 2025
11:56
In Vitro Bioluminescence Assay to Characterize Circadian Rhythm in Mammary Epithelial Cells
Published on: September 28, 2017
9.9K
Los ritmos circadianos apropiados para toda la vida se establecen durante la infancia: una revisión narrativa
1School of Medicine, Kumamoto University, Kumamoto 860-8556, Japan.
Clocks & sleep
|August 22, 2025
Resumen
Los ritmos maternos durante el embarazo influyen significativamente en el desarrollo del reloj circadiano del bebé. Las interrupciones pueden conducir a problemas de salud futuros, destacando la importancia de la programación temprana de la vida para el bienestar a lo largo de toda la vida.
Área de la Ciencia:
- La neurociencia
- Biología del desarrollo
- Cronología
Sus antecedentes:
- El reloj circadiano humano, regulado por el núcleo supraquiasmático, rige las funciones esenciales de la vida.
- El desarrollo del reloj circadiano comienza en el útero y continúa durante la infancia, moldeado por las señales maternas y ambientales.
- Los ritmos circadianos establecidos son cruciales para el desarrollo físico y mental saludable de los niños y la salud de por vida.
Objetivo del estudio:
- Examinar el papel crítico del entorno materno en la formación del reloj circadiano fetal y infantil.
- Para explorar las implicaciones a largo plazo para la salud de los trastornos circadianos fetales.
- Identificar posibles problemas y contramedidas para optimizar el desarrollo del reloj circadiano durante las primeras etapas de la vida.
Principales métodos:
- Revisión de la literatura existente sobre el desarrollo del ritmo circadiano en humanos.
- Análisis de la influencia de los ritmos circadianos maternos en el desarrollo fetal.
- Exploración de la teoría DOHaD (Orígenes del Desarrollo de la Salud y la Enfermedad) en relación con el tiempo circadiano.
Principales resultados:
- Los ritmos diarios de la madre impactan profundamente en el desarrollo del reloj circadiano del feto.
- Los trastornos circadianos durante el período fetal pueden predisponer a las personas a problemas de salud futuros.
- El papel de la madre es fundamental para establecer ritmos circadianos estables y apropiados en la descendencia.
Conclusiones:
- La vida temprana, particularmente los períodos fetales y infantiles, es una ventana sensible para la programación del reloj circadiano.
- Abordar los factores maternos que influyen en los ritmos circadianos es esencial para prevenir futuros problemas de salud.
- Las intervenciones centradas en la salud circadiana temprana de la vida pueden apoyar el bienestar a largo plazo.
Videos de Conceptos Relacionados
02:19Circadian Rhythms and Gene Regulation
4.1K
The biological clock is involved in many aspects of regulating complex physiology in all animals. It was in 1935 when German zoologists, Hans Kalmus and Erwin Bünning, discovered the existence of circadian rhythm in Drosophila melanogaster. However, the internal molecular mechanisms behind the circadian clock remained a mystery until 1984, when Jeffrey C. Hall, Michael Rosbash, and Michael W. Young discovered the expression of the Per gene oscillating over a 24-hour cycle. In subsequent...
4.1K
01:15Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response
124
Circadian rhythms are cyclic changes that are crucial in plasma drug concentrations. Various standard circadian parameters, including core body temperature, heart rate, and other cardiovascular factors, directly impact disease states and the therapeutic response to drug therapy.
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
124
01:11Understanding Sleep
503
Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
503
02:45Biological Clocks and Seasonal Responses
38.1K
The circadian—or biological—clock is an intrinsic, timekeeping, molecular mechanism that allows plants to coordinate physiological activities over 24-hour cycles called circadian rhythms. Photoperiodism is a collective term for the biological responses of plants to variations in the relative lengths of dark and light periods. The period of light-exposure is called the photoperiod.
38.1K
01:19Management of Insomnia
320
The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
320
01:24Sleep-Wake Cycles
1.6K
Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
1.6K