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1

The importance of insect sperm: Sperm ultrastructure of Hermetia illucens (black soldier fly)

Kotzé, Retha C.M., Muller, Nolan, du Plessis, Lizette, van der Horst, Gerhard

Journal:

Tissue and Cell

Year:

2019

Language:

english

File:

PDF, 4.86 MB

english, 2019

2

Seasonal changes in reproductive anatomy and gonadal hormone concentrations of African penguins (Spheniscus demersus)

Mafunda, Patrick Siyambulela, Maree, Liana, Ganswindt, Andre, Kotze, Antoinette, van der Horst, Gerhard van

Journal:

Animal Reproduction Science

Year:

2021

File:

PDF, 3.34 MB

2021

3

Use of membrane filters and osmium tetroxide etching in the preparation of sperm for scanning electron microscopy

Dr. Gerhard Van Der Horst, Robert M. Kitchin, Patrick T. Curry, Robert W. Atherton

Journal:

Microscopy Research and Technique

Year:

1989

Language:

english

File:

PDF, 599 KB

english, 1989

4

Sperm structure and sperm motility of the African and Rockhopper penguins with special reference to multiple axonemes of the flagellum

Mafunda, Patrick Siyambulela, Maree, Liana, Kotze, Antoinette, van der Horst, Gerhard

Journal:

Year:

2017

Language:

english

File:

PDF, 1.23 MB

english, 2017

5

Stretching single DNA molecules to demonstrate high-force capabilities of holographic optical tweezers

Arnau Farré, Astrid van der Horst, Gerhard A. Blab, Benjamin P. B. Downing, Nancy R. Forde

Journal:

Journal of Biophotonics

Year:

2010

Language:

english

File:

PDF, 409 KB

english, 2010

6

The maturation of sperm motility in the epididymis and vas deferens of the vervet monkey, Cercopithecus aethiops

GERHARD VAN DER HORST, JURGEN V. SEIER, ANDREW C. SPINKS, SHAMILA HENDRICKS

Journal:

International Journal of Andrology

Year:

1999

Language:

english

File:

PDF, 387 KB

english, 1999

7

Sperm structure and motility in the eusocial naked mole-rat,Heterocephalus glaber: a case of degenerative orthogenesis in the absence of sperm competition?

Gerhard van der Horst, Liana Maree, Sanet H Kotzé, M Justin O’Riain

Journal:

BMC Evolutionary Biology

Year:

2011

Language:

english

File:

PDF, 1.53 MB

english, 2011

8

Quantitative light and scanning electron microscopy of ferret sperm

Dr. Gerhard Van Der Horst, Patrick T. Curry, Robert M. Kitchin, Warren Burgess, E. Tom Thorne, Don Kwiatkowski, Michael Parker, Robert W. Atherton

Journal:

Molecular Reproduction and Development

Year:

1991

Language:

english

File:

PDF, 907 KB

english, 1991

9

A comparison of sperm morphology and silver nitrate staining characteristics in the domestic ferret and the black-footed ferret

Patrick T. Curry, Terry Ziemer, Gerhard Van der Horst, Warren Burgess, Monte Straley, Robert W. Atherton, Dr. Robert M. Kitchin

Journal:

Molecular Reproduction and Development

Year:

1989

Language:

english

File:

PDF, 629 KB

english, 1989

10

The Ultrastructure of the Spermatozoon of Typhlonectes natans (Gymnophiona: Typhlonectidae)

Gerhard van der Horst, John Visser and Liz van der Merwe

Journal:

Journal of Herpetology

Year:

1991

Language:

english

File:

PDF, 1.02 MB

english, 1991

11

Sperm form and function in the absence of sperm competition

van der Horst, Gerhard, Maree, Liana

Journal:

Molecular Reproduction and Development

Year:

2014

Language:

english

File:

PDF, 674 KB

english, 2014

12

Fluorescein isothiocyanate conjugate-wheat germ agglutinin staining of human spermatozoa and fertilization in vitro**Supported in part by the South African Medical Research Council, Tygerberg, South Africa.

Gabriel, Leon K., Franken, Daniel R., Van Der Horst, Gerhard, Kruger, Thinus F.

Journal:

Fertility and Sterility

Year:

1995

Language:

english

File:

PDF, 2.39 MB

english, 1995

13

PP-031 - Questioning the current guidelines on sexual abstinence before infertility treatment; Sperm motility and kinematic parameters after “4-7 days” and “2 hours” of sexual abstinence

Alipour, Hiva, Hnida, Christina, van der Horst, Gerhard, Christiansen, Ole Bjarne, Dardmeh, Fereshteh, Nielsen, Hans Ingolf

Journal:

Reproductive BioMedicine Online

Year:

2016

Language:

english

File:

PDF, 149 KB

english, 2016

14

Short abstinence: A potential strategy for the improvement of sperm quality

Ayad, Bashir M., Van der Horst, Gerhard, du Plessis, Stefan S.

Journal:

Middle East Fertility Society Journal

Year:

2017

Language:

english

File:

PDF, 654 KB

english, 2017

15

Characteristics of mature oocytes from four species of marine teleosts

van der Horst, Gerhard, Lasiak, Theresa

Journal:

South African Journal of Zoology

Year:

1989

Language:

english

File:

PDF, 1.73 MB

english, 1989

16

Current perspectives of CASA applications in diverse mammalian spermatozoa

van der Horst, Gerhard, Maree, Liana, du Plessis, Stefan S.

Journal:

Reproduction Fertility and Development

Year:

2018

Language:

english

File:

PDF, 720 KB

english, 2018

17

CASA in invertebrates

van der Horst, Gerhard, Bennett, Monique, Bishop, John D. D.

Journal:

Reproduction Fertility and Development

Year:

2018

Language:

english

File:

PDF, 1.44 MB

english, 2018

18

Lactobacillus rhamnosus PB01 (DSM 14870) supplementation affects markers of sperm kinematic parameters in a diet-induced obesity mice model

Dardmeh, Fereshteh, Alipour, Hiva, Gazerani, Parisa, van der Horst, Gerhard, Brandsborg, Erik, Nielsen, Hans Ingolf, Fam, Barbara

Journal:

Year:

2017

Language:

english

File:

PDF, 2.48 MB

english, 2017

19

Bottlenose dolphin ( Tursiops truncatus ) sperm revisited: Motility, morphology and ultrastructure of fresh sperm of consecutive ejaculates

van der Horst, Gerhard, Medger, Katarina, Steckler, Daniela, Luther, Ilse, Bartels, Paul

Journal:

Animal Reproduction Science

Year:

2018

Language:

english

File:

PDF, 1.42 MB

english, 2018

20

Effects of GnRH vaccination in wild and captive African Elephant bulls (Loxodonta africana) on reproductive organs and semen quality

Lueders, Imke, Young, Debbie, Maree, Liana, van der Horst, Gerhard, Luther, Ilse, Botha, Stephan, Tindall, Brendan, Fosgate, Geoffrey, Ganswindt, André, Bertschinger, Henk J., Umapathy, Govindhaswamy

Journal:

Year:

2017

Language:

english

File:

PDF, 26.20 MB

english, 2017

21

Testicular Structure and Spermatogenesis in the Naked Mole-Rat Is Unique (Degenerate) and Atypical Compared to Other Mammals

van der Horst, Gerhard, Kotzé, Sanet H., O’Riain, M. Justin, Maree, Liana

Journal:

Frontiers in Cell and Developmental Biology

Year:

2019

Language:

english

File:

PDF, 4.54 MB

english, 2019

22

Sperm motility, kinematics, morphometry and morphology over two seasons in free-ranging African elephants (Loxodonta africana)

Luther, Ilse, Maree, Liana, Kotze, Antoinette, Hildebrandt, Thomas, GÃ¶ritz, Frank, Hermes, Robert, van der Horst, Gerhard

Journal:

Reproduction Fertility and Development

Year:

2020

File:

PDF, 658 KB

2020

23

Computer Aided Sperm Analysis (CASA) in domestic animals: Current status, three D tracking and flagellar analysis

van der Horst, Gerhard

Journal:

Animal Reproduction Science

Year:

2020

File:

PDF, 1.90 MB

2020

24

The Laboratory Primate || Reproduction: Male

Gerhard, van der Horst

Year:

2005

File:

PDF, 691 KB

2005