WBPhenotype:0000688
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sterile
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Animals generate defective gametes, are otherwise unable to reproduce or they generate progeny that are unable to reproduce. |
WBPhenotype:0001355
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gonad morphology variant
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Variations in the form or composition of a specialized tissue of the reproductive tract that produces the male or female gametes compared to control (Wormatlas). |
WBPhenotype:0000183
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apoptosis increased
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Any perturbation that causes an elevation in the frequency of cell death by apoptosis compared to control animals. |
WBPhenotype:0001980
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germ cell compartment expansion variant
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Animals exhibit variations in the increase in size of compartments of the germline. In the C. elegans germline, syncytial compartments enlarge just prior to and coincident with the loop region, eventually abscising, to become fully enclosed germ cells (oocytes). |
WBPhenotype:0001180
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accumulated germline cell corpses
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Animals exhibit an increase in the quantity of germ line cells that have undergone programmed cell death but have not been engulfed. |
WBPhenotype:0001028
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nuclear appearance variant
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The morphological appearance of nuclei differs from control animals. |
WBPhenotype:0001982
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cell membrane organization biogenesis variant
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Variations in the process(es) involved in the assembly, transport, arrangement or disassembly of cell membrane structures or components compared to control. |
WBPhenotype:0001361
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chromosome condensation variant
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Any variation in the progressive compaction of dispersed interphase chromatin into threadlike chromosomes prior to mitotic or meiotic nuclear division, or during apoptosis, in eukaryotic cells compared to control. |
WBPhenotype:0000405
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giant oocytes
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The size of haploid female germ cells (oocytes) are significantly larger compared to control. |
WBPhenotype:0001940
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rachis morphology variant
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Any variation in the form, structure or composition of the nucleus-free core of germ line cytoplasm in the gonad compared to control animals. In the C. elegans germline, nuclei exiting mitosis and entering meiosis are arranged along the cortex of the germline, partially enclosed by cellular membrane, forming a nucleus-free core of germline cytoplasm, called the rachis. |
WBPhenotype:0001567
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nuclei enlarged
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Nuclei of specific cells are larger compared to control animals. |
WBPhenotype:0001948
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diakinesis progression during oogenesis variant
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Developing oocytes show defects in their entry, progression through or exit from the diakinesis stage compared to control animals. Diakinesis is a cell cycle process comprising the steps by which a cell progresses through the final stage of prophase I in meiosis; the transition to meiotic metaphase I. |
WBPhenotype:0001810
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oocyte septum formation variant
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Animals exhibit variations in the partitioning of oocytes from each other compared to control animals. |
WBPhenotype:0001971
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germ cell compartment anucleate
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Germ cell compartments do not contain a nucleus. |
WBPhenotype:0001969
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germ cell compartment morphology variant
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Any variation in the form or composition of the compartments in the germline of females/hermaphrodites compared to control animals. In C. elegans these compartments contain a nucleus and are connected to a common cytoplasm (rachis). These compartments eventually undergo cellularization and become oocytes. |
WBPhenotype:0001979
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gonad vesiculated
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Animals contain small, fluid-filled, anucleate, spherical membrane-bound structures within the gonad. |
WBPhenotype:0001950
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diplotene region organization variant
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Animals exhibit variations from control animals in the organization of the germ cell nuclei in the gonad that are in the diplotene stage. In C. elegans the diplotene region follows the pachytene region and occurs just distal to, and coincident with, the loop in the gonad arm. In the diplotene region germ cell compartments become organized into a single file. |
WBPhenotype:0001956
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oocytes lack nucleus
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Haploid female germ cells (oocytes) lack a nucleus. |
WBPhenotype:0001941
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rachis narrow
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The nucleus-free core of germline cytoplasm in the gonad is not as wide as control animals. |
WBPhenotype:0001942
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rachis absent
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The nucleus-free core of germline cytoplasm in the gonad is missing. |