Section II Artificial Insemination Technique Deposit semen at

Section II Artificial Insemination Technique  Deposit semen at

Section II Artificial Insemination Technique

Deposit semen at the right place

90% lost due to retrograde flow (Mitchell et al. 1985)

Can horn breeding reduce retrograde loss and help to

improve fertility??? Horn vs. body deposition

Positive effect Zavos et al., 1985 Lopez-Gatius and

Camon-Urgel, 1988 Senger et al., 1988 Seidel et al., 1999 (1/5)

Pursley et al., 2004 Drisken et al., 2004

No effect Elliott, 1944 Brandt et al., 1946

Knight et al., 1951 Salisbury and VanDemark, 1951

Olds et al., 1953 Macpherson, 1968 Williams et al., 1988

Momont et al., 1989 McKenna et al., 1990 Lang-Ree, 1992

Grieger et al., 1998 Seidel et al., 1999 (4/5) Kurykin et al., 2003

Andersson et al., 2004 Verberckmoes et al, 2004 Drisken et al., 2004

Negative effect Graves et al., 1991

(P < 0.10) Effects of horn breeding (bilateral) with low

cell number doses (1 - 3 x 106) of sexed semen on AI conception rate 80

Body

Horn Percent

*

24 14 40

n=

48 50 52 48

86 86

29 32 0

1 2

3

Study (Adapted from Seidel et al., 1999, Therio. 52:1407)

4 5

Ipsilateral comparable to contralateral after deep unilateral semen deposition

Hawk and Tanabe, 1986 Larsson, 1986 Pallares et al.,1986

Momont et al., 1989 Lpez-Gatius, 1996 Seidel et al., 1997

Get semen through cervix!!!

Summary Be gentle dont use too much force Two step process

Get gun to the cervix Pass cervix over the gun

Deposit semen in uterine body Take your time Relax

Produced by:

Recently Viewed Presentations

  • HR PAYROLL SYSTEM Originally known as BEACON HR

    HR PAYROLL SYSTEM Originally known as BEACON HR

    Under "My Working Time," you can enter working time and leave, request leave from your supervisor, and view and print your leave quota balances. Remember, ONLY employees at locations that are authorized to enter time/leave shall enter work time and...
  • The Science of Biology

    The Science of Biology

    Unifying Themes in Biology. Evolutionary change - Living organisms have evolved from the same origin event. The diversity of life is the result of evolutionary change. Evolutionary conservation - Critical characteristics of early organisms are preserved and passed on to...
  • Chapter 1 Introduction 1.1 Copyright  The McGraw-Hill Companies,

    Chapter 1 Introduction 1.1 Copyright The McGraw-Hill Companies,

    Components of a data communications system Data Flow Topics discussed in this section: Figure 1.1 Components of a data communication system Figure 1.2 Data flow (simplex, half-duplex, and full-duplex) 1-2 NETWORKS A network is a set of devices (often referred...
  • Escucha el cuento dos veces. Listen to the

    Escucha el cuento dos veces. Listen to the

    The second time a little faster. ¿Cómo se llama la chica? ¿ Cómo se llama su amigo? ¿Cuál película ven las chicas? ¿ Cómo es la película? ¿Cuáles son los actores? ¿Qué piden los chicos en el restaurante? ¿Cuánto cuesta...
  • Multiple Reference Frame Analysis of a Multistack Variable ...

    Multiple Reference Frame Analysis of a Multistack Variable ...

    The stepper motor is used widely in motion control systems where it is often operated in a continuous or constant speed mode rather than in a stepping mode. A multistack variable-reluctance stepper motor is analyzed using the concept of multiple...
  • Grand Rounds Presentation Permissive Hypotension: Breaking ...

    Grand Rounds Presentation Permissive Hypotension: Breaking ...

    Livingston Hospital. 270-988-3298. [email protected] Dick Bartlett. KHA. KHA. ... Charlotte O'Neal. KY Emergency Nurses Association. Frankfort Reg Med Ctr. ... Grand Rounds Presentation Permissive Hypotension: Breaking the Habits of Standard Resuscitation
  • Year 4 Mental Maths Test 3 Week 6

    Year 4 Mental Maths Test 3 Week 6

    Pat buys a drink for 35p and a bar of chocolate for 20p. Howmuch change does she get from £1? Question 13. How many sides has a tin of peas? Question 14. Estimate the weight of a banana. Circle the...
  • Teacher to teacher session: Innovative use of Art in Geography

    Teacher to teacher session: Innovative use of Art in Geography

    Innovative use of Art in Geography ... The Beijing wordle has been created using both the experiences of the students/teachers who have been to Beijing but also the pupils in year 7 who interpretation of images and knowledge of Beijing...