Related Experiment Video
Updated: Jan 9, 2026
01:27
Pulmonary Embolism III: Nursing Management
Published on: June 19, 2025
320
The Genetics of Aging: A Vertebrate Perspective
Param Priya Singh1, Brittany A Demmitt1, Ravi D Nath1
1Department of Genetics, Stanford University, Stanford, CA 94305, USA.
Cell
|March 23, 2019
Summary
Genetic regulation of aging is complex in vertebrates. This review covers advances in vertebrate aging genetics, highlighting future challenges and personalized intervention strategies for age-related diseases.
Area of Science:
- Gerontology
- Genetics
- Comparative Biology
Background:
- Aging impacts vitality and health across species.
- Genetic pathways regulating aging are well-studied in invertebrates.
- Vertebrate aging genetics are complex due to specialized systems.
Purpose of the Study:
- To review advances in the genetic regulation of aging in vertebrates.
- To highlight challenges and future directions in vertebrate aging research.
- To discuss leveraging biomarkers and models for personalized anti-aging interventions.
Main Methods:
- Review of existing literature on vertebrate aging genetics.
- Analysis of studies in mice, humans, and long-lived organisms.
- Discussion of sex-dependent differences and gene-environment interactions.
Main Results:
- Significant progress has been made in understanding vertebrate aging genetics.
- Key challenges include sex-specific lifespan variations and gene-environment interplay.
- Reliable biomarkers and novel vertebrate models are crucial for future research.
Conclusions:
- Advances in vertebrate aging genetics offer insights into healthspan and longevity.
- Personalized interventions targeting aging and age-related diseases are a future possibility.
- Further research is needed to address complexities like sex differences and environmental factors.
Related Concept Videos
01:27Pulmonary Embolism III: Nursing Management
320
A pulmonary embolism occurs when a thrombus, amniotic fluid, tumor tissue, fat, or air embolus blocks one or more pulmonary arteries. Effective nursing management and patient education are crucial for improving outcomes and preventing recurrence.Nursing management starts with obtaining a comprehensive patient history, particularly noting any history of deep vein thrombosis (DVT). Assess for clinical manifestations, including dyspnea, chest pain, crackles, heart murmurs, and signs of right-sided...
320
01:29Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care
277
Diagnosing Pulmonary EmbolismDiagnosing pulmonary embolism (PE) involves clinical assessment and advanced imaging tests. The preferred diagnostic tool is the spiral (helical) CT scan or CT angiography (CTA), which uses intravenous contrast media to visualize the pulmonary vasculature and identify emboli.A ventilation-perfusion (V/Q) scan is an alternative for patients unable to receive contrast media. This scan includes both perfusion and ventilation scanning. Perfusion scanning involves...
277
01:29Pulmonary Embolism I: Introduction
464
Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
464
01:29Venous Thrombosis III: Interprofessional Care
262
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
262
01:27Pneumothorax-II
852
Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
Clinical Manifestations:
852
01:29Chronic Obstructive Pulmonary Disease-V: Management
3.1K
Managing Chronic Obstructive Pulmonary Disease (COPD) involves a multifaceted approach to reduce symptoms, prevent exacerbations, improve overall health status, and slow disease progression. Key strategies include lifestyle modifications, pharmacotherapy, supportive therapies, and, in some cases, surgery. Here is an overview of the primary COPD management strategies:
Smoking Cessation
Smoking Cessation
3.1K