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Genetic and Kidney Cyst Diseases
Research Guide
What is Genetic and Kidney Cyst Diseases?
Genetic and Kidney Cyst Diseases are ciliopathies, a group of genetic disorders caused by defects in primary cilia structure and function, including polycystic kidney disease, Bardet–Biedl syndrome, and nephronophthisis.
Research on genetic and kidney cyst diseases encompasses 49,419 works focused on ciliopathies and related genetic mechanisms. Key topics include polycystic kidney disease, intraflagellar transport, hedgehog signaling, and ciliary proteins. Nauli et al. (2003) demonstrated that polycystins 1 and 2 mediate mechanosensation in the primary cilium of kidney cells.
Topic Hierarchy
Research Sub-Topics
Autosomal Dominant Polycystic Kidney Disease
This sub-topic examines the genetic mutations in PKD1 and PKD2 genes, polycystin function, and cystogenesis mechanisms in ADPKD. Researchers investigate therapeutic targets like vasopressin receptor antagonists and mTOR inhibitors for disease progression.
Intraflagellar Transport in Ciliopathies
This sub-topic focuses on IFT protein complexes, motor proteins like kinesin-2 and dynein, and their roles in ciliary assembly and maintenance. Studies explore IFT defects leading to polycystic kidney disease and other ciliopathies.
Polycystin Mechanosensation in Primary Cilium
Researchers study how polycystin-1 and polycystin-2 form a calcium-permeable channel in the primary cilium to sense fluid flow and regulate renal tubular architecture. This includes signaling pathways linking mechanosensation to cyst suppression.
Nephronophthisis Molecular Genetics
This sub-topic covers mutations in NPHP genes, their ciliary localization, and disruption of planar cell polarity and DNA damage response in nephronophthisis. Research identifies genotype-phenotype correlations in juvenile nephronophthisis.
Bardet-Biedl Syndrome Ciliary Defects
Investigations focus on BBS protein complexes in cargo transport, basal body function, and obesity-kidney disease links in BBS ciliopathy. Studies link BBS mutations to renal cyst formation and syndromic features.
Why It Matters
Genetic and kidney cyst diseases impact kidney function through ciliary defects, with applications in understanding polycystic kidney disease progression. Nauli et al. (2003) showed in "Polycystins 1 and 2 mediate mechanosensation in the primary cilium of kidney cells" that these proteins sense fluid flow in kidney cell cilia, a process disrupted in autosomal dominant polycystic kidney disease affecting over 12 million people worldwide. Goetz and Anderson (2010) detailed in "The primary cilium: a signalling centre during vertebrate development" how ciliary signaling regulates organ development, informing treatments for nephronophthisis and Bardet–Biedl syndrome. These insights guide genetic diagnostics and therapies targeting intraflagellar transport.
Reading Guide
Where to Start
"Polycystins 1 and 2 mediate mechanosensation in the primary cilium of kidney cells" by Nauli et al. (2003), as it provides a foundational experimental demonstration of ciliary mechanosensation directly linked to kidney cyst formation in polycystic kidney disease.
Key Papers Explained
Nauli et al. (2003) in "Polycystins 1 and 2 mediate mechanosensation in the primary cilium of kidney cells" established the mechanosensory role of polycystins in kidney cilia, a core mechanism in ciliopathies. Goetz and Anderson (2010) in "The primary cilium: a signalling centre during vertebrate development" built on this by reviewing the cilium's broader developmental signaling functions, including hedgehog pathways relevant to Bardet–Biedl syndrome. Hirokawa et al. (2009) in "Kinesin superfamily motor proteins and intracellular transport" connected transport mechanisms, explaining intraflagellar transport defects underlying cyst diseases.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Current frontiers emphasize genetic mechanisms of ciliopathies like nephronophthisis and autosomal dominant polycystic kidney disease through primary cilium and hedgehog signaling studies. With 49,419 works, focus remains on ciliary proteins and intraflagellar transport. No recent preprints or news reported.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Ror2 signaling regulates Golgi structure and transport through... | 2017 | Scientific Reports | 15.8K | ✓ |
| 2 | Primary carcinoma of the liver.A study of 100 cases among 48,9... | 1954 | Cancer | 2.8K | ✕ |
| 3 | Hepatic Stellate Cells: Protean, Multifunctional, and Enigmati... | 2008 | Physiological Reviews | 2.7K | ✓ |
| 4 | Mechanisms of Hepatic Fibrogenesis | 2008 | Gastroenterology | 2.6K | ✓ |
| 5 | Renal cell carcinoma: ESMO Clinical Practice Guidelines for di... | 2014 | Annals of Oncology | 2.3K | ✓ |
| 6 | Identification and proteomic profiling of exosomes in human urine | 2004 | Proceedings of the Nat... | 2.1K | ✓ |
| 7 | Aggresomes: A Cellular Response to Misfolded Proteins | 1998 | The Journal of Cell Bi... | 2.1K | ✓ |
| 8 | Polycystins 1 and 2 mediate mechanosensation in the primary ci... | 2003 | Nature Genetics | 2.0K | ✕ |
| 9 | The primary cilium: a signalling centre during vertebrate deve... | 2010 | Nature Reviews Genetics | 1.8K | ✓ |
| 10 | Kinesin superfamily motor proteins and intracellular transport | 2009 | Nature Reviews Molecul... | 1.8K | ✕ |
Frequently Asked Questions
What role does the primary cilium play in kidney cyst diseases?
The primary cilium acts as a mechanosensor in kidney cells via polycystins 1 and 2. Nauli et al. (2003) showed in "Polycystins 1 and 2 mediate mechanosensation in the primary cilium of kidney cells" that defects here lead to cyst formation in polycystic kidney disease. This structure coordinates signaling pathways essential for renal tubule maintenance.
How do polycystins contribute to ciliopathies?
Polycystins 1 and 2 localize to the primary cilium to detect mechanical stimuli like fluid shear stress. Defects cause autosomal dominant polycystic kidney disease, a major ciliopathy. Nauli et al. (2003) identified this mechanosensation mechanism in kidney cells.
What is the function of the primary cilium in development?
The primary cilium serves as a signaling center during vertebrate development, regulating pathways like hedgehog signaling. Goetz and Anderson (2010) reviewed in "The primary cilium: a signalling centre during vertebrate development" its role in ciliopathies such as Bardet–Biedl syndrome. Disruptions lead to developmental defects including kidney cysts.
What is intraflagellar transport in ciliary diseases?
Intraflagellar transport moves proteins along the primary cilium using motor proteins like kinesins. Hirokawa et al. (2009) described in "Kinesin superfamily motor proteins and intracellular transport" how defects contribute to ciliopathies. This process is critical for cilium assembly in polycystic kidney disease.
Which diseases are classified as ciliopathies?
Ciliopathies include polycystic kidney disease, Bardet–Biedl syndrome, and nephronophthisis due to primary cilia defects. Research covers hedgehog signaling and ciliary membrane proteins. The field totals 49,419 papers on these genetic disorders.
Open Research Questions
- ? How do specific mutations in polycystin genes alter primary cilium mechanosensation in polycystic kidney disease?
- ? What are the precise roles of intraflagellar transport proteins in hedgehog signaling disruptions during kidney cyst formation?
- ? How do ciliary defects in Bardet–Biedl syndrome and nephronophthisis interact with autosomal dominant polycystic kidney disease pathways?
- ? Which kinesin motors are essential for ciliary protein trafficking in renal ciliopathies?
- ? What signaling imbalances in the primary cilium drive progression from cyst initiation to renal failure?
Recent Trends
The field of genetic and kidney cyst diseases maintains 49,419 works with a focus on ciliopathies, but 5-year growth data is unavailable.
Highly cited papers like Nauli et al. on polycystins continue to anchor research into primary cilium mechanosensation.
2003No recent preprints or news coverage in the last 12 months indicate steady rather than accelerating progress.
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