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Dive into the research topics where Tri Wahyu Pangestiningsih is active.

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Featured researches published by Tri Wahyu Pangestiningsih.


Brain Research | 2009

Development of the area postrema: an immunohistochemical study in the macaque.

Tri Wahyu Pangestiningsih; Anita E. Hendrickson; Koeswinarning Sigit; Dondin Sajuthi; Nurhidayat; Douglas M. Bowden

The organization and chemical development of the area postrema (AP) in the macaque monkey was studied by immunohistochemistry imaged with conventional and confocal microscopy from day 40 of gestation to adulthood. The thin ependyma of the adult was found to develop from a thick continuous structure beginning in the second trimester. It was later invaded by tyrosine hydroxylase immunoreactive (TH+) and dopamine beta-hydroxylase immunoreactive (DBH+) cells and fibers, suggesting a possible route for release of neurotransmitter directly into ventricular cerebrospinal fluid. Other TH+ and/or DBH+ fibers were found in close approximation to blood vessels. Prominent vascularity of the parenchyma of AP was present late in the first trimester (fetal day (Fd)57 in the macaque) and increased further until birth. By contrast, the underlying solitary nucleus was hypervascular at Fd57, but its vascularity rapidly declined by late in the second trimester. TH+ neurons first appeared late in the first trimester, and DBH+ neurons appeared in the second trimester; these findings are consistent with the view that catecholaminergic cells in AP are the earliest members of the A2 noradrenergic group. Catecholaminergic cells or fibers in AP contained little labeling for synaptic vesicular proteins, suggesting that the release of neurotransmitter there may not involve a synaptic mechanism. Synapses were first observed in mid-second trimester, and most were associated with GABA+ fibers.


Jurnal Sain Veteriner | 2012

Kajian Imunohistokimia Perkembangan Bentuk Neuron Atekolaminergik Pada Area Postrema Monyet Ekor Panjang (Macaca fascicularis)= Morphological Development of Catecholaminergic Neurons in the Area Postrema of Long-tailed..

Tri Wahyu Pangestiningsih; Koeswinarning Sigit; Dondin Sajuthi; Nurhidayat; Douglas M. Bowden

Area postrema merupakan sepasang penonjolan ke dorsal pada bagian kaudal medula oblongata yang berbatasan dengan ventrikel IV. Area ini berperan sebagai chemoreceptor trigger zone (CTZ) pada proses muntah yang juga melibatkan neuron katekolaminergik (neuron KA). Pada kemoterapi penderita kanker, fungsi AP sebagai CTZ diupayakan untuk ditekan agar tidal( ada refleks muntah pada pasien. Dalam rangka lebih memahami neuron KA tersebut, dalam penelitian ini dilakukan pengamatan perkembangan bentuk neuron KA di area postrema (AP) monyet ekor panjang (MEP) mulai fetus (F) umur 40 sampai anak (P) umur 105 hari secara imunohistokimia menggunakan antibodi terhadap enzim tirosin hidroksilase (TH). Hasil penelitian memperlihatkan neuron KA di medula oblongata belwn terlihat pada F40, dan bare dijumpai pada F55 di daerah bakal AP, bentuk bulat dengan inti besar dengan sitoplasma sedikit yang merupakan ciri perkembangan awal bentuk neuron. Prosesus sitoplasma yang pendek pada mulai ditemukan pada F85, dan neuron KA di AP berubah menjadi bipolar pada F100 yang merupakan tanda perkembangan menengah bentuk neuron. Dengan bertambahnya umur, prosesus sitoplasma neuron KA bipolar bertambah panjang yang merupakan ciri tingkat perkembangan bentuk akhir dan ditemukan dominan di AP pada P105. Dari hasil penelitian ini dapat disimpulkan bahwa neuron KA di AP pada MEP berada dalam stadium perkembangan bentuk awal dan menengah selama masa prenatal, dan stadium perkembangan lanjut menuju ke perkembangan akhir terjadi pada masa postnatal.


Jurnal Kedokteran Hewan | 2013

INJEKSI MEDIA KULTUR EMBRIO SUPERNATAN DALAM UTERUS UNTUK MENINGKATKAN ANGKA IMPLANTASI EMBRIO PADA MENCIT

Diah Tri Widayati; Bambang Sugito; Tri Wahyu Pangestiningsih; Dwi Liliek Kusindarta; Jaswadi J


Jurnal Veteriner | 2017

Kandungan L-3, 4-dihydroxyphenylalanine Suatu Bahan Neuroprotektif pada Biji Koro Benguk (Mucuna pruriens) Segar, Rebus, dan Tempe (L-3,4-DIHYDROXYPHENYLALANINE CONTENT AS A NEUROPROTECTIVE MATERIAL ON FRESH, COOKED AND FERMENTED OF KORO BENGUK (MUCUNA PR

Tri Wahyu Pangestiningsih; Trini Susmiati; Hery Wijayanto


Jurnal Sain Veteriner | 2017

Studi Distribusi Glukosa Transporter 4 pada Otot Skelet Ayam Kedu Cemani

Teguh Budipitojo; Ariana; Tri Wahyu Pangestiningsih; Hery Wijayanto; Dwi Liliek Kusindarta; Dewi Kania Musana


Jurnal Sain Veteriner | 2015

THE CHANGES OF THE TESTOSTERONE HORMONE LEVEL DURING PREPUBERTAL PERIODE IN INDUCED HYPOTHYROIDISM RATS

Teguh Budipitojo; Tri Wahyu Pangestiningsih


Jurnal Sain Veteriner | 2015

EFFECTS OF RIBOFLAV1N SUPPLEMENTATION ON THE TERATOGENIC EFFECTS OF SODIUM BORATE IN WHITE RATS

Tri Wahyu Pangestiningsih; Sumiyati Sunaryo


Jurnal Veteriner | 2013

Kepadatan Sel Hipokampus Insulin Imunoreaktif pada Formasi Hipokampus Mencit yang Diinduksi Berulang dengan Streptozotosin (THE DENSITY OF HIPPOCAMPUS INSULIN IMMUNOREACTIVE CELLS IN HIPPOCAMPUS FORMATION OF REPEAT STREPTOZOSIN INDUCED MICE)

Erwin; Tri Wahyu Pangestiningsih; Sitarina Widyarini


Jurnal Kedokteran Hewan | 2013

EKSPRESI INSULIN PADA PANKREAS MENCIT (Mus musculus) YANG DIINDUKSI DENGAN STREPTOZOTOCIN BERULANG

Erwin Erwin; Etriwati E; Muttaqien M; Tri Wahyu Pangestiningsih; Sitarina Widyarini


Archive | 2008

Historical record of wild life animals in Sangiran Dome, Central Java, Indonesia

Teguh Budipitojo; Yosephin Nicolory Paula; Hery Wijayanto; Tri Wahyu Pangestiningsih; Dewi Kania Musana; Ariana Ariana; Dwi Liliek Kusindarta; Woro Danur Wendo; Soehartini Jatman

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Ariana

Gadjah Mada University

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Dondin Sajuthi

Bogor Agricultural University

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Koeswinarning Sigit

Bogor Agricultural University

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