Related Experiment Video
Updated: Feb 8, 2026
04:25
Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models
Published on: October 28, 2021
11.5K
Understanding osteosarcomas.
Emily Simpson1, Heather L Brown
1At the time this article was written, Emily Simpson was a student in the PA program at Mercer University in Atlanta, Ga. She now practices urgent care medicine with Georgia Emergency Associates in Savannah, Ga. Heather L. Brown is an adjunct assistant professor in the PA program at Mercer University. The authors have disclosed no potential conflicts of interest, financial or otherwise.
Summary
Osteosarcoma, a common childhood cancer, has seen survival rates plateau since the 1990s despite advances in chemotherapy. Further understanding of this bone tumor is crucial for improving patient outcomes.
Area of Science:
- Oncology
- Pediatric Oncology
- Orthopedic Oncology
Background:
- Osteosarcoma is the most common primary bone tumor in children and adolescents.
- Current 10-year survival rates have plateaued since the 1990s, highlighting a need for improved therapeutic strategies.
Purpose of the Study:
- To review the current understanding of osteosarcoma, including its causes, clinical presentation, diagnosis, and management.
- To identify areas for future research to improve survival rates for this pediatric bone cancer.
Main Methods:
- Literature review of osteosarcoma etiology, clinical manifestations, diagnostic approaches, and treatment modalities.
- Analysis of historical survival data following the introduction of adjuvant chemotherapy.
Main Results:
- Adjuvant chemotherapy introduced in the 1970s improved 10-year survival from 30% to 50%.
- No significant improvement in 10-year survival has been observed since the 1990s, indicating a need for novel treatment strategies.
Conclusions:
- A comprehensive understanding of osteosarcoma is essential for developing more effective treatments.
- Further research into the underlying mechanisms and novel therapeutic targets for osteosarcoma is urgently required to enhance patient survival.
Related Concept Videos
01:28Understanding the Self
309
The self is a central aspect of human identity, encompassing an individual’s beliefs, emotions, perceptions, and experiences. It is a cognitive and psychological construct that enables individuals to interpret their traits and behaviors, influencing how they perceive themselves and interact with the world. While personality consists of stable and enduring characteristics, the self is shaped by self-perception and social experiences. This distinction highlights the dynamic nature of the...
309
01:20Understanding Self-Concept
296
The self-concept encompasses individuals' beliefs about themselves, structured through cognitive frameworks known as self-schemas. These schemas function as mental representations of specific traits or behaviors, influencing how self-relevant information is perceived, processed, and remembered. For example, individuals who are schematic for body weight are more likely to interpret routine experiences—such as dining out or shopping—through the lens of that trait. Conversely, those...
296
01:14Understanding Deception
169
Deception is a pervasive aspect of human communication. Empirical studies have shown that most individuals engage in some form of deceit on a daily basis, with approximately 20% of social exchanges involving deceptive elements. Lying follows a developmental trajectory, peaking during adolescence and declining with age, possibly due to the maturation of cognitive control and social accountability.Cognitive and Social Factors in Deception DetectionDespite its prevalence, accurately detecting...
169
01:27Understanding Love
194
Love, as a multifaceted psychological construct, encompasses emotions, cognitive processes, and behavioral patterns that play a crucial role in human relationships. It extends beyond attraction, manifesting in deep, enduring connections that influence personal well-being and social structures.Psychological Dimensions of LoveLove differs from friendship and mere liking through its depth and intensity. While friendship is built on mutual respect, trust, and companionship, love involves emotional...
194
01:23Understanding Consciousness
2.1K
Consciousness can be defined as the state of being aware of and able to think about one's existence, sensations, and surroundings. It encompasses two major components: awareness and arousal. Awareness pertains to the recognition of environmental stimuli and internal states. At the same time, arousal refers to the physiological readiness to engage with these stimuli, which varies significantly between states like sleep and wakefulness.
Sleep, a crucial state, is characterized by reduced...
Sleep, a crucial state, is characterized by reduced...
2.1K
01:11Understanding Sleep
1.6K
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...
1.6K