Dev Bio Sex determination at Hochschule Bonn-Rhein-Sieg

Flashcards and summaries for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg

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Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Primary sex determination

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Secondary sex determination

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Mammalian reproductive tract is mainly derived from

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Formation of testes is induced by  

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Sry gene

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Sox 9 is the final inductor for

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Male duct

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Female duct

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

In male primitive sex cords form

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

In femal primitive sex cords

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Paramesonephric duct form

Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Sertoli cells secrete

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Exemplary flashcards for Dev Bio Sex determination at the Hochschule Bonn-Rhein-Sieg on StudySmarter:

Dev Bio Sex determination

Primary sex determination
Gonads, ovaries, testes from bipotential, indifferent precursor

Dev Bio Sex determination

Secondary sex determination
Phenotype outside gonads

Dev Bio Sex determination

Mammalian reproductive tract is mainly derived from
Intermediate mesoderm

Dev Bio Sex determination

Formation of testes is induced by  
Sry gene

Dev Bio Sex determination

Sry gene
Encodes testis determining factor
Only active a few hours
Activates sox9

Dev Bio Sex determination

Sox 9 is the final inductor for
testis development

Dev Bio Sex determination

Male duct
Mesonephric duct = Wollfian duct

Dev Bio Sex determination

Female duct
Paramesonephric duct= Müllerian duct

Dev Bio Sex determination

In male primitive sex cords form
Testis and rete testis cords
Latter communication of tubules of mesonephric system linking testis to mesonephric duct

Dev Bio Sex determination

In femal primitive sex cords
Degenerate
No communication between gonda and mesonephric duct (degrades)

Dev Bio Sex determination

Paramesonephric duct form
Fallopian tubes and uterus

Dev Bio Sex determination

Sertoli cells secrete
Anti Müller factor

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