cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.34808/vcsc-j341
title: Myeloma, NOS - Male, 76 - Tissue image [7130729588556861]

description: This is the histopathological image of HEMATOPOIETIC AND RETICULOENDOTHELIAL SYSTEMS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 76Clinical description: No clinical data.Gender: MaleDiagnosis:Classification: ICD-O_3.2Classification code: PLASMA CELL TUMORSDiagnosis: Myeloma, NOSResult of the histopathological examination: Myeloma: marrow with increased cellularity. No fibrosis. 
Myeloma cells: CD138+, lambda+, kappa-.Sample:Material: FFPECollecting method: Bone marrow biopsyTopography: HEMATOPOIETIC AND RETICULOENDOTHELIAL SYSTEMSOrgan: HEMATOPOIETIC AND RETICULOENDOTHELIAL SYSTEMSTissue: Bone marrowType of staining: positive/IHCStaining: Not applicableAntibody: LambdaTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/hfqw-4f87
title: Other diseases of pancreas - Male, 11 - Tissue image [12160630012636621]

description: This is the histopathological image of PANCREAS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 11Clinical description: Autopsy. Suspecion of acute, necrotic liver damage. Oedema and congestion of the lungs. Bilateral bronchopneumonia. Brain oedema . Shock kidneys.Gender: MaleDiagnosis:Classification: ICD-10_10-20Classification code: Chapter XI - Diseases of the digestive systemDiagnosis: Other diseases of pancreasResult of the histopathological examination: Pancreatic sections with the presence of deserted pancreatic islets, with
distorted architecture, focally with slight infiltrations of lymphocytes. Thick mucus deposits in the pancreatic ducts with a tendency  for calcification. 
Synaptophysin staining.Sample:Material: FFPECollecting method: Autopsy specimenTopography: DIGESTIVE ORGANSOrgan: PANCREASTissue: Pancreas, NOSType of staining: positive/IHCStaining: Not applicableAntibody: SynaptophysinTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/236k6p
title: Myodes glareolus - 28705, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1962-08-15, in: Białowieża National Park, Poland. Material type:
DOI: 10.34808/rsc1-3w03
title: Invasive breast carcinoma of no special type - Female, 72 - Tissue image [5040730020271421]

description: This is the histopathological image of BREAST tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 72Clinical description: 4 cm palpable tumor of left breast. 38x30x16 mm oval enhancement on MRI. 32x20mm hypoechoic tumor on ultrasound.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: DUCTAL AND LOBULAR NEOPLASMSDiagnosis: Invasive breast carcinoma of no special typeResult of the histopathological examination: Invasive breast carcinoma (NST)- NHG3. Markedly atypical cells of tumor. High mitotic activity (35 mitoses per 10HPF). 
E-cadherin+ (positive membranous reaction), ER+, PR+ (in some cells), HER2+, Ki-67 75%.Sample:Material: FFPECollecting method: Core-needle biopsyTopography: BREASTOrgan: BREASTTissue: Upper-outer quadrant of breastType of staining: positive/IHCStaining: Not applicableAntibody: PRTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/c4dh-sj54
title: Adult cystic teratoma - Female, 34 - Tissue image [2280630018288221]

description: This is the histopathological image of OVARY tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 34Clinical description: 4,2 x 4 x 2,5 cm tumor of right ovary.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: GERM CELL NEOPLASMSDiagnosis: Adult cystic teratomaResult of the histopathological examination: Adult cystic teratoma of ovary.Sample:Material: FFPECollecting method: Surgical specimenTopography: FEMALE GENITAL ORGANSOrgan: OVARYTissue: OvaryType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/mj5d-6877
title: Squamous cell carcinoma, metastatic, NOS - Male, 52 - Tissue image [11020630022698151]

description: This is the histopathological image of LIVER AND INTRAHEPATIC BILE DUCTS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 52Clinical description: History of lung squamous cell carcinoma and radiotherapy.Gender: MaleDiagnosis:Classification: ICD-O_3.2Classification code: SQUAMOUS CELL NEOPLASMSDiagnosis: Squamous cell carcinoma, metastatic, NOSResult of the histopathological examination: Metastasis of squamous cell carcinoma to liver: CK5/6+, p63+, p40+, TTF1-, CK7-, Napsin A-, mucus-.Sample:Material: FFPECollecting method: Surgical specimenTopography: DIGESTIVE ORGANSOrgan: LIVER AND INTRAHEPATIC BILE DUCTSTissue: LiverType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/rvvjsq
title: Myodes glareolus - 164106, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1996-05-01, in: Białowieża National Park, Poland. Material type:
DOI: 10.34808/m0j5-5k37
title: B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma - Female, 71 - Tissue image [3310730006495041]

description: This is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 71Clinical description: Enlarged lymph node in right axilla.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: LYMPHOID LEUKEMIAS (C42.1)Diagnosis: B-cell chronic lymphocytic leukemia/small lymphocytic lymphomaResult of the histopathological examination: Cyclin D1: negative reaction.Sample:Material: FFPECollecting method: Surgical specimenTopography: LYMPH NODESOrgan: LYMPH NODESTissue: Axillary lymph nodeType of staining: positive/IHCStaining: Not applicableAntibody: Cyclin D1Technology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/aeh8xg/jb3oar
title: FMW Athelia alnicola (Bourdot & Galzin) Jülich M-1734 (2).JPG

description: :unav
DOI: 10.34808/d1p8-b643
title: Chronic viral hepatitis B without delta-agent - Male, 33 - Tissue image [4120730022894561]

description: This is the histopathological image of LIVER AND INTRAHEPATIC BILE DUCTS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 33Clinical description: Hepatitis BGender: MaleDiagnosis:Classification: ICD-10_10-20Classification code: Chapter I - Certain infectious and parasitic diseasesDiagnosis: Chronic viral hepatitis B without delta-agentResult of the histopathological examination: Chronic B Hepatitis, G, ST1.
Iron (-), Steatosis(-).Sample:Material: FFPECollecting method: Core-needle biopsyTopography: DIGESTIVE ORGANSOrgan: LIVER AND INTRAHEPATIC BILE DUCTSTissue: LiverType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/aeh8xg/q5buku
title: FMW Athelia alnicola (Bourdot & Galzin) Jülich M-1734 (3).JPG

description: :unav
DOI: 10.34808/dvf4-at75
title: Leiomyoma of uterus - Female, 46 - Tissue image [3130630016433641]

description: This is the histopathological image of CORPUS UTERI tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: VS200 Olympus slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 46Clinical description: Leyomyomas of the uterus.Gender: FemaleDiagnosis:Classification: ICD-10_10-20Classification code: Chapter II - NeoplasmsDiagnosis: Leiomyoma of uterusResult of the histopathological examination: Leiomyoma of the uterus.Sample:Material: FFPECollecting method: Surgical specimenTopography: FEMALE GENITAL ORGANSOrgan: CORPUS UTERITissue: Isthmus uteriType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: VS200 OlympusLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/3856-3k89
title: Infiltrating duct carcinoma, NOS - Female, 60 - Tissue image [4130730018856091]

description: This is the histopathological image of BREAST tissue sample obtained in University of Warmia and Mazury in Olsztyn and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 1000 slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 60Clinical description: Breast tumor.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: DUCTAL AND LOBULAR NEOPLASMSDiagnosis: Infiltrating duct carcinoma, NOSResult of the histopathological examination: Breast cancer NST G1.Sample:Material: FFPECollecting method: Surgical specimenTopography: BREASTOrgan: BREASTTissue: Lower-outer quadrant of breastType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 1000Lens: 20xOrganization:Source: University of Warmia and Mazury in Olsztyn
DOI: 10.48370/ofd/aeh8xg/znexvm
title: FMW Athelia alnicola (Bourdot & Galzin) Jülich M-1734.JPG

description: :unav
DOI: 10.48370/ofd/grvnbf
title: Myodes glareolus - 85449, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1969-05-15, in: Białowieża National Park, Poland. Material type:
DOI: 10.34808/qn4g-f989
title: CERVIX UTERI, Exocervix - Female, 31 - Cell image [4080730008361051]

description: This is the histopathological image of CERVIX UTERI cell sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 31Clinical description: ProphylaxisGender: FemaleDiagnosis:Classification: HealthyClassification code: Diagnosis: Result of the histopathological examination: NILM (Negative for Intraepithelial Lesion or Malignancy). Papsmear contains multiple superficial epithelial cells, groups of glandular cervical cells and single cells from the transformation zone. Among them multiple scattered granulocytes can be spotted. SurePath.Sample:Material: SurePathCollecting method: Exfoliative cytologyTopography: FEMALE GENITAL ORGANSOrgan: CERVIX UTERITissue: ExocervixType of staining: positive/HCStaining: PapanicolaouAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/aeh8xg
title: Athelia alnicola (Bourdot Galzin) Jülich, 1734

description: Fungarium Macromycetes
DOI: 10.48370/ofd/s5dmhq
title: Myodes glareolus - 87361, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1969-09-23, in: Białowieża National Park, Poland. Material type:
DOI: 10.34808/8k92-jj27
title: Infiltrating duct carcinoma, NOS - Female, 65 - Tissue image [41307300188501]

description: This is the histopathological image of BREAST tissue sample obtained in University of Warmia and Mazury in Olsztyn and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 1000 slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 65Clinical description: Breast tumor.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: DUCTAL AND LOBULAR NEOPLASMSDiagnosis: Infiltrating duct carcinoma, NOSResult of the histopathological examination: DCIS NG3 and breast cancer NST G2.Sample:Material: FFPECollecting method: Surgical specimenTopography: BREASTOrgan: BREASTTissue: Upper-inner quadrant of breastType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 1000Lens: 20xOrganization:Source: University of Warmia and Mazury in Olsztyn
DOI: 10.34808/4rjq-y167
title: CERVIX UTERI, Exocervix - Female, 35 - Cell image [7060729599322811]

description: This is the histopathological image of CERVIX UTERI cell sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 35Clinical description: Prophylaxis. LBCGender: FemaleDiagnosis:Classification: HealthyClassification code: Diagnosis: Result of the histopathological examination: NILM (Negative for Intraepithelial Lesion or Malignancy). Papsmear contains multiple superficial epithelial cells (partly overlapping), groups of glandular cervical cells. One bigger group of glandular cells partly obscuring the background, cells without atypia. Sparse granulocytes.Sample:Material: SurePathCollecting method: Exfoliative cytologyTopography: FEMALE GENITAL ORGANSOrgan: CERVIX UTERITissue: ExocervixType of staining: positive/HCStaining: PapanicolaouAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/mfys-yc34
title: Squamous cell carcinoma, keratinizing, NOS - Unknown, 62 - Tissue image [3300730069382581]

description: This is the histopathological image of FLOOR OF MOUTH tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 62Clinical description: 1. Surgical margin of the tumor - left the sublingual area.
2. Marginal gingiva.
3. Surgical margin of the mandible.
4. Tumor of the oral cavity.
5. Superficial submandibular lymph nodes.
6 - 14 - lymph nodes of the neck and fragments of the MOS.Gender: UnknownDiagnosis:Classification: ICD-O_3.2Classification code: SQUAMOUS CELL NEOPLASMSDiagnosis: Squamous cell carcinoma, keratinizing, NOSResult of the histopathological examination: Mandibular resection margin is positive for squamous cell carcinoma.Sample:Material: FFPECollecting method: Surgical specimenTopography: LIP, ORAL CAVITY AND PHARYNXOrgan: FLOOR OF MOUTHTissue: Floor of mouth NOSType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/e3est9
title: Myodes glareolus - 98130, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1971-07-06, in: Białowieża National Park, Poland. Material type:
DOI: 10.34808/zjzw-ms50
title: Duct adenocarcinoma, NOS - Female, 66 - Tissue image [12010630011269731]

description: This is the histopathological image of BREAST tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 66Clinical description: Right breast carcinomaGender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: DUCTAL AND LOBULAR NEOPLASMSDiagnosis: Duct adenocarcinoma, NOSResult of the histopathological examination: The samples from the breast gland reveal  highly differentiated tubulo-lobular breast carcinoma (TLC, G1). Nottingham scale: 2 points - tubule formation, 1 point - nuclear pleomorphism, 1 point - mitotic activity.
All resection margins are tumor free. The narrowest margin 0.1 cm.Sample:Material: FFPECollecting method: Surgical specimenTopography: BREASTOrgan: BREASTTissue: Breast, NOSType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/1f0w-9545
title: Rectum - Male, 79 - Tissue image [216063000598781]

description: This is the histopathological image of RECTUM tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 79Clinical description: Colon lesionGender: MaleDiagnosis:Classification: ICD-10_10-20Classification code: Chapter II - NeoplasmsDiagnosis: RectumResult of the histopathological examination: Tubulo-villous adenoma with high-grade focal dysplasia and clusters of  structures similar to adenocarcinoma in situ. Invasive cancer is not found.
Surgical margins are free from pathological changes. The submucosa layer is fully or partially preserved over the entire area of ​​the sample.
Adenocarcinoma in situ in adenoma tubulovillosum (pTis, R0).Sample:Material: FFPECollecting method: Excision of lesionsTopography: DIGESTIVE ORGANSOrgan: RECTUMTissue: Rectum, NOSType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/sfi8dj
title: Myodes glareolus - 46485, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1965-09-30, in: Białowieża National Park, Poland. Material type:
DOI: 10.34808/btga-w035
title: Malignant neoplasm of unspecified ovary - Female, 66 - Tissue image [9020730024811621]

description: This is the histopathological image of OVARY tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 66Clinical description: Left ovary with a tumourGender: FemaleDiagnosis:Classification: ICD-10_10-20Classification code: Chapter II - NeoplasmsDiagnosis: Malignant neoplasm of unspecified ovaryResult of the histopathological examination: High grade serous adenocarcinoma (G3) of the ovary.Sample:Material: FFPECollecting method: Surgical specimenTopography: FEMALE GENITAL ORGANSOrgan: OVARYTissue: OvaryType of staining: positive/HEStaining: Not applicableAntibody: Not applicableTechnology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/v9vn-ny25
title: Serous borderline tumor, NOS - Female, 26 - Tissue image [9270729565546331]

description: This is the histopathological image of OVARY tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 26Clinical description: Tumor of left and right ovary.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: CYSTIC, MUCINOUS AND SEROUS NEOPLASMSDiagnosis: Serous borderline tumor, NOSResult of the histopathological examination: Serous borderline tumor of ovary: WT1+, CK7+, PAX8+.Sample:Material: FFPECollecting method: Surgical specimenTopography: FEMALE GENITAL ORGANSOrgan: OVARYTissue: OvaryType of staining: positive/IHCStaining: Not applicableAntibody: PAX8Technology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.34808/4c78-w665
title: Neoplasm, malignant - Female, 89 - Tissue image [5180730014269131]

description: This is the histopathological image of CONNECTIVE, SUBCUTANEOUS AND OTHER SOFT TISSUES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format. The detailed information about the patient, sample, and diagnosis are as follows: Patient:Age: 89Clinical description: Left forearm tumor.Gender: FemaleDiagnosis:Classification: ICD-O_3.2Classification code: NEOPLASMS, NOSDiagnosis: Neoplasm, malignantResult of the histopathological examination: Myxoid liposarcoma.
IHC: CD 34 (-).Sample:Material: FFPECollecting method: Surgical specimenTopography: CONNECTIVE, SUBCUTANEOUS AND OTHER SOFT TISSUESOrgan: CONNECTIVE, SUBCUTANEOUS AND OTHER SOFT TISSUESTissue: Connective, subcutaneous and other soft tissues of forearmType of staining: positive/IHCStaining: Not applicableAntibody: CD 34Technology:Equipment: Pannoramic 250 3DHistechLens: 20xOrganization:Source: Medical University Gdańsk
DOI: 10.48370/ofd/zn1iyz
title: Myodes glareolus - 14670, Zoological collection of the Mammal Research Institute, PAS

description: Myodes glareolus (Bank vole) from Zoological collection of the Mammal Research Institute, PAS. Collected 1955-09-22, in: Białowieża National Park, Poland. Material type: