Talk:Paper - The development of the heart in man: Difference between revisions

From Embryology
mNo edit summary
mNo edit summary
 
(8 intermediate revisions by the same user not shown)
Line 1: Line 1:
==Study Embryos==
# Embryo 2W1, 3 mm in length (maximum).
# Embryo S1, 6 mm in length (maximum).
# Embryo B1, 8 mm in length (maximum).
# Embryo M1, 9 mm in length (maximum).
# Embryo S4, 12.5 mm in length (maximum).
# Embryo B2, 13 mm in length (maximum).
# Embryo 16 mm in length (maximum).
# Embryo S3, 20 mm in length (maximum).
# Embryo B3, 22 mm in length (maximum).
# Embryo 30 mm in length (maximum).
# Embryo E1, 28.5 mm in length (maximum).
All of these embryos showed good histological condition, and most of them almost perfect histological detail.
I am indebted to Prof. Symington for the embryos B1, B2, and B3, and to Prof. Peter Thompson and to Prof. Bryce respectively for the opportunity of examining and reconstructing from their sections the heart in the embryos 7 and 10 of the list.


{|
{|
! width=200px|Embryo  
|-bgcolor="CEDFF2"
! Length (CRL) mm
! width=30px|No.
! Source
! width=150px|Embryo  
! width=150px|Length (CRL) mm
! width=150px|Source
|-
|-
| 1
| 2W1
| 2W1
| 3
| 3
|  
|  
|-
|-bgcolor="F5FAFF"
| 2
| S1
| S1
| 6
| 6
|
|
|-
|-
| 3
| B1
| B1
| 8
| 8
| Prof. Symington
| Prof. Symington
|-
|-bgcolor="F5FAFF"
| 4
| M1
| M1
| 9
| 9
|
|
|-
|-
| 5
| S4
| S4
| 12.5
| 12.5
|
|
|-
|-bgcolor="F5FAFF"
| 6
| B2
| B2
| 13
| 13
| Prof. Symington
| Prof. Symington
|-
|-
| 7
| Embryo 16 mm  
| Embryo 16 mm  
| 16
| 16
|  Prof. Peter Thompson
|  Prof. Peter Thompson
|-
|-bgcolor="F5FAFF"
| 8
| S3
| S3
| 20
| 20
|  
|  
|-
|-
| 9
| B3
| B3
| 22
| 22
| Prof. Symington
| Prof. Symington
|-
|-bgcolor="F5FAFF"
| 10
| Embryo 30 mm  
| Embryo 30 mm  
| 30  
| 30  
| Prof. Bryce  
| Prof. Bryce  
|-
|-
| 11
| E1
| E1
| 28.5  
| 28.5  
|
|
|-bgcolor="F5FAFF"
| colspan=4| Reference: {{Ref-Waterston1917}}
|}
|}


 
{{Waterston1917 embryo table}}
All of these embryos showed good histological condition, and most of them almost perfect histological detail.
 
 
I am indebted to Prof. Symington for the embryos B1, B2, and B3, and to Prof. Peter Thompson and to Prof. Bryce respectively for the opportunity of examining and reconstructing from their sections the heart in the embryos 7 and 10 of the list.

Latest revision as of 11:56, 10 March 2017

Study Embryos

  1. Embryo 2W1, 3 mm in length (maximum).
  2. Embryo S1, 6 mm in length (maximum).
  3. Embryo B1, 8 mm in length (maximum).
  4. Embryo M1, 9 mm in length (maximum).
  5. Embryo S4, 12.5 mm in length (maximum).
  6. Embryo B2, 13 mm in length (maximum).
  7. Embryo 16 mm in length (maximum).
  8. Embryo S3, 20 mm in length (maximum).
  9. Embryo B3, 22 mm in length (maximum).
  10. Embryo 30 mm in length (maximum).
  11. Embryo E1, 28.5 mm in length (maximum).

All of these embryos showed good histological condition, and most of them almost perfect histological detail.

I am indebted to Prof. Symington for the embryos B1, B2, and B3, and to Prof. Peter Thompson and to Prof. Bryce respectively for the opportunity of examining and reconstructing from their sections the heart in the embryos 7 and 10 of the list.


No. Embryo Length (CRL) mm Source
1 2W1 3
2 S1 6
3 B1 8 Prof. Symington
4 M1 9
5 S4 12.5
6 B2 13 Prof. Symington
7 Embryo 16 mm 16 Prof. Peter Thompson
8 S3 20
9 B3 22 Prof. Symington
10 Embryo 30 mm 30 Prof. Bryce
11 E1 28.5
Reference: Waterston D. The development of the heart in man. (1917) Trans. Roy. Soc. Edin., 7(2): 258-302.
No. Embryo Length (CRL) mm Comment
1 2W1 3 27 somites Carnegie stage 12
2 S1 6 Carnegie stage 13
3 B1 8 Prof. Symington
4 M1 9
5 S4 12.5
6 B2 13 Prof. Symington
7 Embryo 16 mm 16 Prof. Peter Thompson
8 S3 20
9 B3 22 Prof. Symington
10 Embryo 30 mm 30 Prof. Bryce
11 E1 28.5
All of these embryos showed good histological condition, and most of them almost perfect histological detail.
Note - table has been modified from the original article.

Reference: Waterston D. The development of the heart in man. (1917) Trans. Roy. Soc. Edin., 7(2): 258-302.