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Final stage of spermatogenesis, involving spermatid maturation
Spermiogenesis is the final stage of spermatogenesis, during which the spermatids develop into mature spermatozoa. At the beginning of the stage, the spermatid
Spermiogenesis
Production of sperm
spermatids are transformed into spermatozoa (sperm) by the process of spermiogenesis. These develop into mature spermatozoa, also known as sperm cells. Thus
Spermatogenesis
Line of tissue on the human penis
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Penile_raphe
Sac of skin that protects the testicles
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Scrotum
Male reproductive cell
PMID 14667878. Marchetti F, Wyrobek AJ (2008). "DNA repair decline during mouse spermiogenesis results in the accumulation of heritable DNA damage" (PDF). DNA Repair
Sperm
Internal organ in the male reproductive system
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Testicle
Human body part
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Perineal_raphe
Non-living, non-membrane-bound substances within cells
Glycogen granules in Spermiogenesis in Pleurogenidae (Digenea)
Inclusion_(cell)
Direct precursor of a sperm cell
further maturational events to develop into spermatozoa, a process termed spermiogenesis (also termed spermeteliosis). The spermatids begin to grow a living
Spermatid
Abnormal number or structure of chromosomes
three phases: mitosis (spermatocytogenesis), meiosis, and spermiogenesis. During spermiogenesis, the DNA becomes more tightly packed to fit inside the sperm
Chromosome_abnormality
plays a role in many processes such as in primary cilium development, spermiogenesis of teleosts, and mitosis. The rigid arrangement of centrioles in a diplosome
Diplosome
Order of flatworms
and are united by a similar development of the basal bodies during spermiogenesis. Three families of Fecampiida were initially classified in different
Fecampiida
Deeper fibers of the musculus dartos
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Sebileau's_muscle
there is no direct confirmation of this hypothesis in humans. During spermiogenesis, DNA double-strand breaks are introduced to relieve torsional stress
Sperm Chromatin Structure Assay
Sperm_Chromatin_Structure_Assay
Protein found in humans
S2CID 43810849. Krausz C, Sassone-Corsi P (January 2005). "Genetic control of spermiogenesis: insights from the CREM gene and implications for human infertility"
CAMP responsive element modulator
CAMP_responsive_element_modulator
Flare of the urethra tissue at the base of the human biological male sex organ
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Bulb_of_penis
Protein found in humans
HCO3– transport in the gastrointestinal tract. AE2 is required for spermiogenesis in mice. AE2 is required for normal osteoclast function. The activity
Anion_exchange_protein_2
Measure of male fertility
a three-month delay before sperm quality returns to normal, due to spermiogenesis. A 2017 review and meta-analysis found sperm counts among Western men
Semen_quality
Steroid hormone that activates the progesterone receptor
breastfeeding following parturition in women; in men progesterone affects spermiogenesis, sperm capacitation, and testosterone synthesis. Progestogens also have
Progestogen
Part of the human glans penis
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Septum_glandis
Spermatid Spermatocyte Spermatogenesis Spermatogonium Spermatozoon Spermiogenesis Spina bifida Spindle Spiral cleavage Spirillum Splice site Spliceosome
Index_of_genetics_articles
Protein-encoding gene
and is involved in the replacement of histones with protamines during spermiogenesis. Martianov I, Brancorsini S, Catena R, et al. (February 2005). "Polar
H1FNT
Proteins that are involved in the packaging of sperm nuclear DNA during spermiogenesis
Spermatogenesis Spermiogenesis Meistrich, ML; Mohapatra, B; Shirley, CR; Zhao, M (May 2003). "Roles of transition nuclear proteins in spermiogenesis". Chromosoma
Transition_nuclear_protein
Class of membrane-less organelles within biological cells
Glycogen granules in Spermiogenesis in Pleurogenidae (Digenea)
Biomolecular_condensate
Layer of fibrous tissue in the scrotum
Spermatogonium Spermatocytogenesis Spermatocyte Spermatidogenesis Spermatid Spermiogenesis Spermatozoon Other Seminiferous tubules Tubuli seminiferi recti Retia
Scrotal_septum
Species of fish
of freshwater aquarium fish species Ultrastructural Examination of Spermiogenesis and Spermatozoon Ultrastructure in Congo tetra Phenacogrammus interruptus
Congo_tetra
Sperm precursor cell that undergoes meiosis
(meiosis II) A few hours spermatids male gametid haploid (N) / 23 1C / 23 spermiogenesis 24 days spermatozoids sperm haploid (N) / 23 1C / 23 spermiation 64
Spermatocyte
Study of the form or morphology of fishes
halves the number of chromosomes, creating haploid spermatids. During spermiogenesis, the last stage of spermatogenesis, the haploid spermatids develop into
Fish_anatomy
Biological process
immature sperm or spermatids. Spermatids develop into mature sperm through spermiogenesis. LH, FSH, GnRH, and androgens are just a few of the hormones that help
Gametogenesis
Removal of an animal's reproductive organ
"KATNAL1 Regulation of Sertoli Cell Microtubule Dynamics is Essential for Spermiogenesis and Male Fertility". PLOS Genetics. 8 (5) e1002697. doi:10.1371/journal
Neutering
Mennella, Vito; Avidor-Reiss, Tomer (2016). "Centriole Remodeling during Spermiogenesis in Drosophila". Current Biology. 26 (23): 3183–3189. doi:10.1016/j.cub
Proximal_centriole-like
Protein found in humans
comprise the YjeF_N domain protein family in humans with a role in spermiogenesis and oogenesis". Hormone and Metabolic Research. 39 (5): 322–335. doi:10
APOA1BP
Complex of DNA and protein in eukaryotic cells
memory because transcription ceases during mitosis. During metazoan spermiogenesis, the spermatid's chromatin is remodeled into a more spaced-packaged
Chromatin
Protein-coding gene in the species Homo sapiens
Shore AN, Acharya KK, Herr JC (2002). "Transcriptional regulation of spermiogenesis: insights from the study of the gene encoding the acrosomal protein
ACRV1
Genus of worms
worms create sperm and eggs through the processes of spermiogenesis and oogenesis. Spermiogenesis leads to the creation of a spermatophore, which is inserted
Phoronis
Species of amphibian
meters in the cloud forest. Researchers have found that their mating and spermiogenesis do not depend on temporal changes like other salamanders in that area
Pseudoeurycea_goebeli
Genus of parasitic worms
J.-L.; Bray, R.A.; Marchand, B. (2012). "Ultrastructural study of spermiogenesis and the spermatozoon of Cavisoma magnum (Southwell, 1927) (Acanthocephala
Cavisoma
Protein-coding gene in the species Homo sapiens
fertilization: the azh mutant offspring experience and the alternative of spermiogenesis in vitro". Mol. Cell. Endocrinol. 187 (1–2): 133–8. doi:10.1016/S0303-7207(01)00692-X
SUN domain-containing protein 5
SUN_domain-containing_protein_5
Chemical compound
(PDF). James RW, Heywood R, Crook D (1980). "Reversible suppression of spermiogenesis in beagle dogs following overdosage with the narcotic analgesic cogazocine
Cogazocine
Protein-coding gene in the species Homo sapiens
important role for this gene in meiotic stages and/or early stages of spermiogenesis. GRCh38: Ensembl release 89: ENSG00000070759 – Ensembl, May 2017 GRCm38:
TESK2
Genus of annelids
see Wikisource Gao Yan (2014). "Ultrastructure developments during spermiogenesis in Polydora ciliata (Annelida: Spionidae), a parasite of mollusca".
Polydora_(annelid)
Species of gastropod
Retrieved 15 January 2019. Healy, John M. (1989), "Ultrastructure of spermiogenesis in the gastropod Calliotropis glyptus Watson (Prosobranchia: Trochidae)with
Calliotropis_glypta
Protein-coding gene in the species Homo sapiens
(1999). "Expression of mRNA and protein of nucleoproteins during human spermiogenesis". Mol. Hum. Reprod. 4 (10): 939–45. doi:10.1093/molehr/4.10.939. PMID 9809674
TNP2
Species of flatworm
been investigated in details: vaginae, clamps, digestive system, and spermiogenesis and spermatozoa. These ultrastructural results have confirmed the basal
Chimaericola_leptogaster
Family of annelids
Danny; Kristensen, Reinhardt Møbjerg (June 1995). "Ultrastructure of spermiogenesis and spermatozoa in Diurodrilus subterraneus (Polychaeta, Diurodrilidae)"
Dinophilidae
Protein-coding gene in the species Homo sapiens
for centriole duplication in spermatogenesis and manchette removal in spermiogenesis". Communications Biology. 4 (1) 645. doi:10.1038/s42003-021-02171-5
WDR62
Species of gastropod
Retrieved 22 February 2025. Lunetta G. D’A. & Damiani F. (2002). "Spermiogenesis in the vermetid gastropod Dendropoma petraeum (Gastropoda, Prosobranchia)"
Dendropoma_cristatum
Pregnancy prevention methods used by men
Leifke E, Gottwald U, et al. (January 2007). "The sensitivity of murine spermiogenesis to miglustat is a quantitative trait: a pharmacogenetic study". Reproductive
Male_contraceptive
Species of wasp
(2017). "The length of a short sperm: Elongation and shortening during spermiogenesis in Cotesia congregata (Hymenoptera, Braconidae)". Arthropod Structure
Cotesia_congregata
Order of arachnids
New World Ricinulei (Arachnida): ultrastructure of spermatozoa and spermiogenesis with special emphasis on its phylogenetic implications". Arthropod Structure
Ricinulei
Species of cartilaginous fish
2011-04-13. Sène, A.; Bâ, C.T.; Marchand, B. (1999). "Ultrastructure of spermiogenesis of Phyllobothrium lactuca (Cestoda, Tetraphyllidea, Phyllobothriidae)"
Common_torpedo
Undifferentiated male germ cell
follicle-stimulating hormone (FSH). The last step of spermatogenesis is spermiogenesis. During this process, the spermatids are transformed into spermatozoa
Spermatogonium
Protein-coding gene in the species Homo sapiens
"Transcription and translation of the outer dense fiber gene (Odf1) during spermiogenesis in the rat. A study by in situ analyses and polysome fractionation"
ODF1
Protein-coding gene in the species Homo sapiens
poly(A)-binding protein partner Paip2a controls translation during late spermiogenesis in mice". The Journal of Clinical Investigation. 120 (9): 3389–3400
Poly(A) binding protein interacting protein 2B
Poly(A)_binding_protein_interacting_protein_2B
Protein family
saturated fatty acids show impaired phospholipid homeostasis during spermiogenesis. Silver–Russell syndrome Endoplasmic Reticulum Stress in Beta Cells
Seipin
Mammalian protein found in Homo sapiens
hearing loss. MYO6 has also been found to be involved in many events in spermiogenesis in numerous different creatures. In common fruit flies (Drosophila)
Unconventional_myosin-VI
Order of flatworms
ultrastructure of the sperm, which has a dense heel on the basal bodies during spermiogenesis, but some groups have lost this feature. Rhabdocoels were traditionally
Rhabdocoela
speciation – species – Hans Spemann – sperm – spermatid – spermatogenesis – spermiogenesis – spliceosome – splicing – spore – sporophyte – SSRI – starch – stem
Index_of_biology_articles
Species of mollusc
asexually produce internally-brooded, semi-buoyant planktonic larvae when spermiogenesis is induced at temperatures above 10 °C (50 °F). This allows C. fluminea
Corbicula_fluminea
Chemical compound
spermatogenesis. Conversely, it has also been reported for male rodents that spermiogenesis is inhibited and that accessory sexual gland weights (e.g., prostate
Cyproterone
Genus of gastropods
2012-01-05 Healy J. M. (1988). "The ultrastructure of spermatozoa and spermiogenesis in pyramidellid gastropods, and its systematic importance". Helgoländer
Hinemoa_(gastropod)
Species of lizard
state in 'New Zealand Lizards' that "male geckos and skinks exhibit spermiogenesis during summer and/or autumn, with prolonged or continuous spermatocytogenesis
Canterbury_gecko
Family of fishes
collar binds the flagellum to the elongate nucleus at some stage of spermiogenesis. In almost all species, the sperm cell bodies are elongate. The genus
Stevardiidae
Protein family which binds DNA wrapped around the core in a nucleosome
variant, required for spermatid elongation and DNA condensation during spermiogenesis". Proceedings of the National Academy of Sciences of the United States
Linker_histone_H1_variants
Protein-coding gene in the species Homo sapiens
chromosome X. This gene family encodes proteins that play a role in spermiogenesis. These proteins represent a specific subgroup of cancer/testis-associated
SPANXN1
Proteins that substitute in eukaryotes
extension of the N-terminal tail. subH2B participates in regulation of spermiogenesis and is found in non-nucleosomal particle in the subacrosome of spermatozoa
Histone_variants
Suborder of rhabdocoel flatworms
incorporation of the axonemes within the cell body of sperm cells during spermiogenesis. Kalyptorhynchs are traditionally classified into two infraorders: Eukalyptorhynchia
Kalyptorhynchia
Protein-coding gene in the species Homo sapiens
short splice variant of the tumour suppressor LKB1 is required for spermiogenesis" (PDF). The Biochemical Journal. 416 (1): 1–14. doi:10.1042/BJ20081447
STK11
which is a cycle of regulated mitosis, meiosis and differentiation (via spermiogenesis) leading to the production of mature spermatozoa, also known as sperm
Gonocyte
How an animal develops its sexual-reproduction cells
form spermatids. The post-meiotic spermatids differentiate through spermiogenesis to become mature and functional spermatozoa.[citation needed] Spermatogenic
Germline_development
Species of lizard
Vieira, Gustavo H.C.; Colli, Guarino; Wiederhecker, Helga (2001). "Spermiogenesis and testicular cycle of the lizard Tropidurus torquatus (Squamata, Tropiduridae)
Tropidurus_torquatus
(SCNT) somatopleure somite sperm spermatid spermatocyte spermatogonium spermiogenesis splanchnopleure superovulation teratogen testis trophectoderm trophoblast
Glossary of developmental biology
Glossary_of_developmental_biology
Protein-coding gene in the species Homo sapiens
(1999). "Expression of mRNA and protein of nucleoproteins during human spermiogenesis". Mol. Hum. Reprod. 4 (10): 939–45. doi:10.1093/molehr/4.10.939. PMID 9809674
HIST1H1T
Species of tube worms in the family Siboglinidae
Gardiner, Stephen L.; Jones, Meredith L. (1985). "Ultrastructure of Spermiogenesis in the Vestimentiferan Tube Worm Riftia pachyptila (Pogonophora: Obturata)"
Lamellibrachia_luymesi
Structure found between the acrosomal membrane and the nuclear membrane
enzymes important for fusion of the spermatozoon with an egg cell. During spermiogenesis, the nucleus condenses and changes shape. Abnormal shape change is a
Acroplaxome
tissue-restricted promoter usage, reflecting stage-specific activation during spermiogenesis. Transcriptional regulation by postmeiotic germ-cell transcription factors
ADAM20
Enzyme
ornithine decarboxylase antizyme 2". Coffino P (2000). "Polyamines in spermiogenesis: not now, darling". Proc. Natl. Acad. Sci. U.S.A. 97 (9): 4421–3. Bibcode:2000PNAS
OAZ2
Protein-coding gene in the species Homo sapiens
Shirley CR, Zhao M (2004). "Roles of transition nuclear proteins in spermiogenesis". Chromosoma. 111 (8): 483–8. doi:10.1007/s00412-002-0227-z. PMID 12743712
TNP1
Centrioles are nine triplets microtubules
Davila E, Avidor-Reiss T (November 2015). "Asterless Reduction during Spermiogenesis Is Regulated by Plk4 and Is Essential for Zygote Development in Drosophila"
Centrosome_cycle
Genetic segments that can enhance their own transmission at the expense of other genes
differential mortality of spermatids during the process of sperm maturation or spermiogenesis. The segregation distorter (SD) in Drosophila melanogaster is the best
Selfish_genetic_element
Species of rodent
captured during the non-breeding season show normal spermatogenesis and spermiogenesis even though they undergo a reduction in testicular mass and seminiferous
Algerian_mouse
Species of octopus
p. 257. ISBN 978-92-5-107989-8. Healy, John M. (1993). "Sperm and Spermiogenesis in Opisthoteuthis persephone (Octopoda: Cirrata): Ultrastructure, Comparison
Opisthoteuthis_persephone
Protein-coding gene in humans
ornithine decarboxylase antizyme 1". Coffino P (2000). "Polyamines in spermiogenesis: not now, darling". Proc. Natl. Acad. Sci. U.S.A. 97 (9): 4421–4423
OAZ1
Species of lizard
spermatogenesis, and healthy reproduction. For males, the main season for spermiogenesis is from February to August as this when they generate the maximum amount
Ctenophorus_caudicinctus
Protein-coding gene in the species Homo sapiens
mouse germ cell nucleus to the midpiece of the spermatozoon during spermiogenesis". Biol. Reprod. 59 (2): 388–94. doi:10.1095/biolreprod59.2.388. PMID 9687312
BNC1
Protein-coding gene in humans
M003198200. PMID 10874031. Wu JY, Ribar TJ, Cummings DE, et al. (2000). "Spermiogenesis and exchange of basic nuclear proteins are impaired in male germ cells
CAMK4
Genus of gastropods
Eckelbarger, Kevin J.; Young, Craig M. (1998). "Sperm Morphology and Spermiogenesis in the Methane-Seep Mollusc Bathynerita naticoidea (Gastropoda: Neritacea)
Thalassonerita
Family of thorny-headed worms
J.-L.; Bray, R.A.; Marchand, B. (2012). "Ultrastructural study of spermiogenesis and the spermatozoon of Cavisoma magnum (Southwell, 1927) (Acanthocephala
Cavisomidae
Species of velvet worm
M.; Franci, E.; Saita, A. (1979). "Ultrastructural investigation of spermiogenesis in Peripatopsis-capensis (Onychophora)". Journal of Morphology. 159
Peripatopsis_capensis
Protein-coding gene in the species Homo sapiens
comprise the YjeF_N domain protein family in humans with a role in spermiogenesis and oogenesis". Horm Metab Res. 39 (5): 322–35. doi:10.1055/s-2007-977699
EDC3
Protein found in humans
et al. (1995). "Expression of the calpastatin gene segment during spermiogenesis in human testis: an in situ hybridization study". Arch. Androl. 34 (1):
Calpastatin
Protein-coding gene in the species Homo sapiens
associated with the MAST205 protein kinase complex during mammalian spermiogenesis". Biol. Reprod. 55 (5): 1039–44. doi:10.1095/biolreprod55.5.1039. PMID 8902215
MAST2
Protein-coding gene in the species Homo sapiens
(1998). "A novel family of serine/threonine kinases participating in spermiogenesis". J. Cell Biol. 139 (7): 1851–1859. doi:10.1083/jcb.139.7.1851. PMC 2132653
TSSK2
Protein-coding gene in the species Homo sapiens
some promoters that are not recognized by TFIID. It is essential for spermiogenesis and believed to be important in expression of developmentally regulated
TBPL1
American immunologist and geneticist
Lindsley, a Drosophila geneticist interested in spermatogenesis and spermiogenesis in the fruit fly. There, he learned to map phenotypes to chromosomal
Bruce_Beutler
Protein-coding gene in the species Homo sapiens
Kuo PL (May 2009). "The expression level of septin12 is critical for spermiogenesis". The American Journal of Pathology. 174 (5): 1857–68. doi:10.2353/ajpath
SEPT12
Protein-coding gene in the species Homo sapiens
with a flagellum. Spermatogenesis has two successive phases, one being spermiogenesis within the Sertoli cells of the testis and the other being maturation
VEZT
Species of velvet worm
Ruhberg, H.; Storch, V. (1976). "Ultrastructure of male genital-tract, spermiogenesis, and spermatozoa of Peripatopsis moseleyi (Onychophora)". Zoomorphologie
Peripatopsis_moseleyi
Enzyme of the glycolysis metabolic pathway
to glyceraldehyde 3-phosphate to form 1,3-diphosphoglycerate. During spermiogenesis, this enzyme may play an important role in regulating the switch between
GAPDHS
Canadian cell biology researcher, professor
Ann. NY Acad. Sci. 1952, 55, 548 573. Y. Clermont and C.P. Leblond. Spermiogenesis of man, monkey, ram and other mammals as shown by the "periodic acid
Charles_Philippe_Leblond
SPERMIOGENESIS
SPERMIOGENESIS
SPERMIOGENESIS
SPERMIOGENESIS
Boy/Male
Indian, Punjabi, Sikh
Complete Lotus
Boy/Male
Muslim
Calm, Peaceful
Boy/Male
Hindu
Happiness
Boy/Male
Indian
Lion
Boy/Male
Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Tamil, Telugu
God of the Earth
Boy/Male
Indian, Punjabi, Sikh
Love for Shelter
Girl/Female
Assamese, Bengali, Hindu, Indian, Marathi, Sindhi, Tamil, Telugu
With Eternal Beauty
Girl/Female
Hindu, Indian
Shadow; Evening
Boy/Male
Hindu
Boon provider to save Jayanta
Girl/Female
Latin American
Downy grace. A compound of the names Julie and Anne. Also can be interpreted as the feminine form...
SPERMIOGENESIS
SPERMIOGENESIS
SPERMIOGENESIS
SPERMIOGENESIS
SPERMIOGENESIS